151113001 has 4 divisors (see below), whose sum is σ = 162737092. Its totient is φ = 139488912.

The previous prime is 151112999. The next prime is 151113029. The reversal of 151113001 is 100311151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100311151 = 59 ⋅1700189.

It can be written as a sum of positive squares in 2 ways, for example, as 64641600 + 86471401 = 8040^2 + 9299^2 .

It is a cyclic number.

It is not a de Polignac number, because 151113001 - 2¹ = 151112999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 11624077 = 151113001 / (1 + 5 + 1 + 1 + 1 + 3 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151113031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5812026 + ... + 5812051.

It is an arithmetic number, because the mean of its divisors is an integer number (40684273).

Almost surely, 2^151113001 is an apocalyptic number.

It is an amenable number.

151113001 is a deficient number, since it is larger than the sum of its proper divisors (11624091).

151113001 is a wasteful number, since it uses less digits than its factorization.

151113001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11624090.

The product of its (nonzero) digits is 15, while the sum is 13.

The square root of 151113001 is about 12292.8028130284. The cubic root of 151113001 is about 532.6402031875.

Adding to 151113001 its reverse (100311151), we get a palindrome (251424152).

The spelling of 151113001 in words is "one hundred fifty-one million, one hundred thirteen thousand, one".