152128456 has 8 divisors (see below), whose sum is σ = 285240870. Its totient is φ = 76064224.

The previous prime is 152128441. The next prime is 152128469. The reversal of 152128456 is 654821251.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 152127556 + 900 = 12334^2 + 30^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 9508021 + ... + 9508036.

Almost surely, 2^152128456 is an apocalyptic number.

It is an amenable number.

152128456 is a deficient number, since it is larger than the sum of its proper divisors (133112414).

152128456 is a wasteful number, since it uses less digits than its factorization.

152128456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19016063 (or 19016059 counting only the distinct ones).

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

The square root of 152128456 is about 12334.0364844604. The cubic root of 152128456 is about 533.8306260988.

The spelling of 152128456 in words is "one hundred fifty-two million, one hundred twenty-eight thousand, four hundred fifty-six".