151635601 has 16 divisors (see below), whose sum is σ = 169118208. Its totient is φ = 135014400.

The previous prime is 151635581. The next prime is 151635607. The reversal of 151635601 is 106536151.

It is a cyclic number.

It is not a de Polignac number, because 151635601 - 2¹⁵ = 151602833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151635601.

It is not an unprimeable number, because it can be changed into a prime (151635607) 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 15 ways as a sum of consecutive naturals, for example, 236241 + ... + 236881.

It is an arithmetic number, because the mean of its divisors is an integer number (10569888).

Almost surely, 2^151635601 is an apocalyptic number.

It is an amenable number.

151635601 is a deficient number, since it is larger than the sum of its proper divisors (17482607).

151635601 is a wasteful number, since it uses less digits than its factorization.

151635601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 151635601 is about 12314.0408071437. The cubic root of 151635601 is about 533.2535135320.

The spelling of 151635601 in words is "one hundred fifty-one million, six hundred thirty-five thousand, six hundred one".