1250000013901 has 2 divisors, whose sum is σ = 1250000013902. Its totient is φ = 1250000013900.

The previous prime is 1250000013863. The next prime is 1250000013917. The reversal of 1250000013901 is 1093100000521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1248024122500 + 1975891401 = 1117150^2 + 44451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1250000013901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1250000011901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625000006950 + 625000006951.

It is an arithmetic number, because the mean of its divisors is an integer number (625000006951).

Almost surely, 2^{1250000013901} is an apocalyptic number.

It is an amenable number.

1250000013901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250000013901 is an equidigital number, since it uses as much as digits as its factorization.

1250000013901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The spelling of 1250000013901 in words is "one trillion, two hundred fifty billion, thirteen thousand, nine hundred one".