253203120377 has 2 divisors, whose sum is σ = 253203120378. Its totient is φ = 253203120376.

The previous prime is 253203120367. The next prime is 253203120439. The reversal of 253203120377 is 773021302352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166552955881 + 86650164496 = 408109^2 + 294364^2 .

It is a cyclic number.

It is not a de Polignac number, because 253203120377 - 2²⁴ = 253186343161 is a prime.

It is a super-2 number, since 2×253203120377² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (253203120307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126601560188 + 126601560189.

It is an arithmetic number, because the mean of its divisors is an integer number (126601560189).

Almost surely, 2^253203120377 is an apocalyptic number.

It is an amenable number.

253203120377 is a deficient number, since it is larger than the sum of its proper divisors (1).

253203120377 is an equidigital number, since it uses as much as digits as its factorization.

253203120377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 35.

The spelling of 253203120377 in words is "two hundred fifty-three billion, two hundred three million, one hundred twenty thousand, three hundred seventy-seven".