55152593 has 2 divisors, whose sum is σ = 55152594. Its totient is φ = 55152592.

The previous prime is 55152571. The next prime is 55152613. The reversal of 55152593 is 39525155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45468049 + 9684544 = 6743^2 + 3112^2 .

It is a cyclic number.

It is not a de Polignac number, because 55152593 - 2⁶ = 55152529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (55152523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27576296 + 27576297.

It is an arithmetic number, because the mean of its divisors is an integer number (27576297).

Almost surely, 2^55152593 is an apocalyptic number.

It is an amenable number.

55152593 is a deficient number, since it is larger than the sum of its proper divisors (1).

55152593 is an equidigital number, since it uses as much as digits as its factorization.

55152593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33750, while the sum is 35.

The square root of 55152593 is about 7426.4791792612. The cubic root of 55152593 is about 380.6466206712.

The spelling of 55152593 in words is "fifty-five million, one hundred fifty-two thousand, five hundred ninety-three".