52155106 has 4 divisors (see below), whose sum is σ = 78232662. Its totient is φ = 26077552.

The previous prime is 52155097. The next prime is 52155107. The reversal of 52155106 is 60155125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49829481 + 2325625 = 7059^2 + 1525^2 .

It is not an unprimeable number, because it can be changed into a prime (52155107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13038775 + ... + 13038778.

Almost surely, 2^52155106 is an apocalyptic number.

52155106 is a deficient number, since it is larger than the sum of its proper divisors (26077556).

52155106 is a wasteful number, since it uses less digits than its factorization.

52155106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26077555.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 52155106 is about 7221.8492091707. The cubic root of 52155106 is about 373.6218594063.

The spelling of 52155106 in words is "fifty-two million, one hundred fifty-five thousand, one hundred six".