2745025631 has 2 divisors, whose sum is σ = 2745025632. Its totient is φ = 2745025630.

The previous prime is 2745025579. The next prime is 2745025637. The reversal of 2745025631 is 1365205472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2745025631 - 2⁶ = 2745025567 is a prime.

It is a super-2 number, since 2×2745025631² = 15070331429693896322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2745025591 and 2745025600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2745025637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1372512815 + 1372512816.

It is an arithmetic number, because the mean of its divisors is an integer number (1372512816).

Almost surely, 2^2745025631 is an apocalyptic number.

2745025631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2745025631 is an equidigital number, since it uses as much as digits as its factorization.

2745025631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 2745025631 is about 52392.9921936131. The cubic root of 2745025631 is about 1400.1744053133.

The spelling of 2745025631 in words is "two billion, seven hundred forty-five million, twenty-five thousand, six hundred thirty-one".