151212655 has 32 divisors (see below), whose sum is σ = 202341888. Its totient is φ = 107568000.

The previous prime is 151212647. The next prime is 151212661. The reversal of 151212655 is 556212151.

It is not a de Polignac number, because 151212655 - 2³ = 151212647 is a prime.

It is a Duffinian number.

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 31 ways as a sum of consecutive naturals, for example, 905382 + ... + 905548.

It is an arithmetic number, because the mean of its divisors is an integer number (6323184).

Almost surely, 2^151212655 is an apocalyptic number.

151212655 is a deficient number, since it is larger than the sum of its proper divisors (51129233).

151212655 is a wasteful number, since it uses less digits than its factorization.

151212655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447.

The product of its digits is 3000, while the sum is 28.

The square root of 151212655 is about 12296.8554923606. The cubic root of 151212655 is about 532.7572636271.

The spelling of 151212655 in words is "one hundred fifty-one million, two hundred twelve thousand, six hundred fifty-five".