151840465 has 24 divisors (see below), whose sum is σ = 212587200. Its totient is φ = 103809888.

The previous prime is 151840459. The next prime is 151840501. The reversal of 151840465 is 564048151.

It is not a de Polignac number, because 151840465 - 2¹³ = 151832273 is a prime.

It is a super-2 number, since 2×151840465² = 46111053622832450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 151840465.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 107836 + ... + 109234.

It is an arithmetic number, because the mean of its divisors is an integer number (8857800).

Almost surely, 2^151840465 is an apocalyptic number.

It is an amenable number.

151840465 is a deficient number, since it is larger than the sum of its proper divisors (60746735).

151840465 is a wasteful number, since it uses less digits than its factorization.

151840465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861 (or 1854 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 151840465 is about 12322.3563087585. The cubic root of 151840465 is about 533.4935523411.

The spelling of 151840465 in words is "one hundred fifty-one million, eight hundred forty thousand, four hundred sixty-five".