151333061 has 4 divisors (see below), whose sum is σ = 165090624. Its totient is φ = 137575500.

The previous prime is 151333057. The next prime is 151333069. The reversal of 151333061 is 160333151.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 160333151 = 11 ⋅14575741.

It is a cyclic number.

It is not a de Polignac number, because 151333061 - 2² = 151333057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151333069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6878765 + ... + 6878786.

It is an arithmetic number, because the mean of its divisors is an integer number (41272656).

Almost surely, 2^151333061 is an apocalyptic number.

151333061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

151333061 is a deficient number, since it is larger than the sum of its proper divisors (13757563).

151333061 is a wasteful number, since it uses less digits than its factorization.

151333061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13757562.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 151333061 is about 12301.7503226167. The cubic root of 151333061 is about 532.8986322017.

The spelling of 151333061 in words is "one hundred fifty-one million, three hundred thirty-three thousand, sixty-one".