55623053 has 2 divisors, whose sum is σ = 55623054. Its totient is φ = 55623052.

The previous prime is 55622999. The next prime is 55623077. The reversal of 55623053 is 35032655.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55323844 + 299209 = 7438^2 + 547^2 .

It is a cyclic number.

It is not a de Polignac number, because 55623053 - 2¹² = 55618957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55623353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27811526 + 27811527.

It is an arithmetic number, because the mean of its divisors is an integer number (27811527).

Almost surely, 2^55623053 is an apocalyptic number.

It is an amenable number.

55623053 is a deficient number, since it is larger than the sum of its proper divisors (1).

55623053 is an equidigital number, since it uses as much as digits as its factorization.

55623053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 55623053 is about 7458.0864167694. The cubic root of 55623053 is about 381.7258822161.

The spelling of 55623053 in words is "fifty-five million, six hundred twenty-three thousand, fifty-three".