445034531 has 2 divisors, whose sum is σ = 445034532. Its totient is φ = 445034530.

The previous prime is 445034509. The next prime is 445034533. The reversal of 445034531 is 135430544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445034531 - 2²² = 440840227 is a prime.

It is a super-2 number, since 2×445034531² = 396111467564779922, which contains 22 as substring.

Together with 445034533, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 445034494 and 445034503.

It is not a weakly prime, because it can be changed into another prime (445034533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222517265 + 222517266.

It is an arithmetic number, because the mean of its divisors is an integer number (222517266).

Almost surely, 2^445034531 is an apocalyptic number.

445034531 is a deficient number, since it is larger than the sum of its proper divisors (1).

445034531 is an equidigital number, since it uses as much as digits as its factorization.

445034531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 445034531 is about 21095.8415570463. The cubic root of 445034531 is about 763.4804192493.

The spelling of 445034531 in words is "four hundred forty-five million, thirty-four thousand, five hundred thirty-one".