152856454 has 8 divisors (see below), whose sum is σ = 229660560. Its totient is φ = 76302936.

The previous prime is 152856427. The next prime is 152856461. The reversal of 152856454 is 454658251.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 61114 + ... + 63565.

It is an arithmetic number, because the mean of its divisors is an integer number (28707570).

Almost surely, 2^152856454 is an apocalyptic number.

152856454 is a deficient number, since it is larger than the sum of its proper divisors (76804106).

152856454 is a wasteful number, since it uses less digits than its factorization.

152856454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125294.

The product of its digits is 192000, while the sum is 40.

The square root of 152856454 is about 12363.5130120852. The cubic root of 152856454 is about 534.6808053183.

The spelling of 152856454 in words is "one hundred fifty-two million, eight hundred fifty-six thousand, four hundred fifty-four".