151551541 has 4 divisors (see below), whose sum is σ = 152155584. Its totient is φ = 150947500.

The previous prime is 151551527. The next prime is 151551551. The reversal of 151551541 is 145155151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 151551541 - 2¹¹ = 151549493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151551551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301645 + ... + 302146.

It is an arithmetic number, because the mean of its divisors is an integer number (38038896).

Almost surely, 2^151551541 is an apocalyptic number.

It is an amenable number.

151551541 is a deficient number, since it is larger than the sum of its proper divisors (604043).

151551541 is an equidigital number, since it uses as much as digits as its factorization.

151551541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604042.

The product of its digits is 2500, while the sum is 28.

The square root of 151551541 is about 12310.6271570542. The cubic root of 151551541 is about 533.1549580133.

The spelling of 151551541 in words is "one hundred fifty-one million, five hundred fifty-one thousand, five hundred forty-one".