53400377 has 2 divisors, whose sum is σ = 53400378. Its totient is φ = 53400376.

The previous prime is 53400371. The next prime is 53400433. The reversal of 53400377 is 77300435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51998521 + 1401856 = 7211^2 + 1184^2 .

It is a cyclic number.

It is not a de Polignac number, because 53400377 - 2⁸ = 53400121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53400371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26700188 + 26700189.

It is an arithmetic number, because the mean of its divisors is an integer number (26700189).

Almost surely, 2^53400377 is an apocalyptic number.

It is an amenable number.

53400377 is a deficient number, since it is larger than the sum of its proper divisors (1).

53400377 is an equidigital number, since it uses as much as digits as its factorization.

53400377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 53400377 is about 7307.5561578410. The cubic root of 53400377 is about 376.5720717722.

The spelling of 53400377 in words is "fifty-three million, four hundred thousand, three hundred seventy-seven".