55370753 has 2 divisors, whose sum is σ = 55370754. Its totient is φ = 55370752.

The previous prime is 55370723. The next prime is 55370761. The reversal of 55370753 is 35707355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51940849 + 3429904 = 7207^2 + 1852^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55370753 is a prime.

It is a super-3 number, since 3×55370753³ (a number of 24 digits) contains 333 as substring.

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 (55370723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27685376 + 27685377.

It is an arithmetic number, because the mean of its divisors is an integer number (27685377).

Almost surely, 2^55370753 is an apocalyptic number.

It is an amenable number.

55370753 is a deficient number, since it is larger than the sum of its proper divisors (1).

55370753 is an equidigital number, since it uses as much as digits as its factorization.

55370753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55125, while the sum is 35.

The square root of 55370753 is about 7441.1526660861. The cubic root of 55370753 is about 381.1478519496.

The spelling of 55370753 in words is "fifty-five million, three hundred seventy thousand, seven hundred fifty-three".