155351151 has 12 divisors (see below), whose sum is σ = 237596112. Its totient is φ = 97475136.

The previous prime is 155351149. The next prime is 155351153. The reversal of 155351151 is 151153551.

155351151 is a `hidden beast` number, since 15 + 535 + 115 + 1 = 666.

155351151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (155351149) and next prime (155351153).

It is not a de Polignac number, because 155351151 - 2¹ = 155351149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155351153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 507531 + ... + 507836.

It is an arithmetic number, because the mean of its divisors is an integer number (19799676).

Almost surely, 2^155351151 is an apocalyptic number.

155351151 is a deficient number, since it is larger than the sum of its proper divisors (82244961).

155351151 is a wasteful number, since it uses less digits than its factorization.

155351151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015390 (or 1015387 counting only the distinct ones).

The product of its digits is 1875, while the sum is 27.

The square root of 155351151 is about 12463.9941832464. The cubic root of 155351151 is about 537.5738795870.

The spelling of 155351151 in words is "one hundred fifty-five million, three hundred fifty-one thousand, one hundred fifty-one".