155457106 has 24 divisors (see below), whose sum is σ = 277036416. Its totient is φ = 65205000.

The previous prime is 155457073. The next prime is 155457131. The reversal of 155457106 is 601754551.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12270 + ... + 21481.

It is an arithmetic number, because the mean of its divisors is an integer number (11543184).

Almost surely, 2^155457106 is an apocalyptic number.

155457106 is a deficient number, since it is larger than the sum of its proper divisors (121579310).

155457106 is a wasteful number, since it uses less digits than its factorization.

155457106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33814 (or 33807 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 155457106 is about 12468.2439020096. The cubic root of 155457106 is about 537.6960666358.

The spelling of 155457106 in words is "one hundred fifty-five million, four hundred fifty-seven thousand, one hundred six".