151158561 has 8 divisors (see below), whose sum is σ = 201610080. Its totient is φ = 100739712.

The previous prime is 151158551. The next prime is 151158569. The reversal of 151158561 is 165851151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151158561 - 2¹⁹ = 150634273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151158569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6286 + ... + 18488.

It is an arithmetic number, because the mean of its divisors is an integer number (25201260).

Almost surely, 2^151158561 is an apocalyptic number.

It is an amenable number.

151158561 is a deficient number, since it is larger than the sum of its proper divisors (50451519).

151158561 is a wasteful number, since it uses less digits than its factorization.

151158561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16335.

The product of its digits is 6000, while the sum is 33.

The square root of 151158561 is about 12294.6557902204. The cubic root of 151158561 is about 532.6937274797.

The spelling of 151158561 in words is "one hundred fifty-one million, one hundred fifty-eight thousand, five hundred sixty-one".