152661475 has 6 divisors (see below), whose sum is σ = 189300260. Its totient is φ = 122129160.

The previous prime is 152661461. The next prime is 152661527. The reversal of 152661475 is 574166251.

It is a happy number.

It is not a de Polignac number, because 152661475 - 2¹¹ = 152659427 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3053205 + ... + 3053254.

Almost surely, 2^152661475 is an apocalyptic number.

152661475 is a deficient number, since it is larger than the sum of its proper divisors (36638785).

152661475 is an equidigital number, since it uses as much as digits as its factorization.

152661475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106469 (or 6106464 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 152661475 is about 12355.6252371137. The cubic root of 152661475 is about 534.4533677800.

It can be divided in two parts, 1526 and 61475, that added together give a square (63001 = 251²).

The spelling of 152661475 in words is "one hundred fifty-two million, six hundred sixty-one thousand, four hundred seventy-five".