151055415 has 128 divisors (see below), whose sum is σ = 331776000. Its totient is φ = 63669888.

The previous prime is 151055413. The next prime is 151055441. The reversal of 151055415 is 514550151.

151055415 is a `hidden beast` number, since 15 + 105 + 541 + 5 = 666.

It is not a de Polignac number, because 151055415 - 2¹ = 151055413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151055413) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 843796 + ... + 843974.

It is an arithmetic number, because the mean of its divisors is an integer number (2592000).

Almost surely, 2^151055415 is an apocalyptic number.

151055415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

151055415 is an abundant number, since it is smaller than the sum of its proper divisors (180720585).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151055415 is a wasteful number, since it uses less digits than its factorization.

151055415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 151055415 is about 12290.4603249838. The cubic root of 151055415 is about 532.5725352490.

The spelling of 151055415 in words is "one hundred fifty-one million, fifty-five thousand, four hundred fifteen".