4475745731 has 2 divisors, whose sum is σ = 4475745732. Its totient is φ = 4475745730.

The previous prime is 4475745709. The next prime is 4475745763. The reversal of 4475745731 is 1375475744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4475745731 - 2⁶ = 4475745667 is a prime.

It is a super-2 number, since 2×4475745731² = 40064599697129448722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4475745331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2237872865 + 2237872866.

It is an arithmetic number, because the mean of its divisors is an integer number (2237872866).

Almost surely, 2^4475745731 is an apocalyptic number.

4475745731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4475745731 is an equidigital number, since it uses as much as digits as its factorization.

4475745731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1646400, while the sum is 47.

The square root of 4475745731 is about 66901.0144242970. The cubic root of 4475745731 is about 1647.9921375098.

The spelling of 4475745731 in words is "four billion, four hundred seventy-five million, seven hundred forty-five thousand, seven hundred thirty-one".