2521420610941 has 2 divisors, whose sum is σ = 2521420610942. Its totient is φ = 2521420610940.

The previous prime is 2521420610897. The next prime is 2521420610957. The reversal of 2521420610941 is 1490160241252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1535192862841 + 986227748100 = 1239029^2 + 993090^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521420610941 - 2³⁷ = 2383981657469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2521420610941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2521420614941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260710305470 + 1260710305471.

It is an arithmetic number, because the mean of its divisors is an integer number (1260710305471).

Almost surely, 2^{2521420610941} is an apocalyptic number.

It is an amenable number.

2521420610941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521420610941 is an equidigital number, since it uses as much as digits as its factorization.

2521420610941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 2521420610941 in words is "two trillion, five hundred twenty-one billion, four hundred twenty million, six hundred ten thousand, nine hundred forty-one".