55313929 has 4 divisors (see below), whose sum is σ = 60342480. Its totient is φ = 50285380.

The previous prime is 55313891. The next prime is 55313957. The reversal of 55313929 is 92931355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55313929 - 2⁹ = 55313417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55313969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2514259 + ... + 2514280.

It is an arithmetic number, because the mean of its divisors is an integer number (15085620).

Almost surely, 2^55313929 is an apocalyptic number.

It is an amenable number.

55313929 is a deficient number, since it is larger than the sum of its proper divisors (5028551).

55313929 is a wasteful number, since it uses less digits than its factorization.

55313929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5028550.

The product of its digits is 36450, while the sum is 37.

The square root of 55313929 is about 7437.3334603203. Note that the first 3 decimals coincide. The cubic root of 55313929 is about 381.0174235343.

The spelling of 55313929 in words is "fifty-five million, three hundred thirteen thousand, nine hundred twenty-nine".