155171150 has 12 divisors (see below), whose sum is σ = 288618432. Its totient is φ = 62068440.

The previous prime is 155171147. The next prime is 155171153. The reversal of 155171150 is 51171551.

It is an interprime number because it is at equal distance from previous prime (155171147) and next prime (155171153).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155171153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1551662 + ... + 1551761.

It is an arithmetic number, because the mean of its divisors is an integer number (24051536).

Almost surely, 2^155171150 is an apocalyptic number.

155171150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155171150 is a deficient number, since it is larger than the sum of its proper divisors (133447282).

155171150 is a wasteful number, since it uses less digits than its factorization.

155171150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103435 (or 3103430 counting only the distinct ones).

The product of its (nonzero) digits is 875, while the sum is 26.

The square root of 155171150 is about 12456.7712510104. The cubic root of 155171150 is about 537.3661754452.

The spelling of 155171150 in words is "one hundred fifty-five million, one hundred seventy-one thousand, one hundred fifty".