2053445531 has 2 divisors, whose sum is σ = 2053445532. Its totient is φ = 2053445530.

The previous prime is 2053445507. The next prime is 2053445533. The reversal of 2053445531 is 1355443502.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2053445531 - 2⁶ = 2053445467 is a prime.

It is a super-2 number, since 2×2053445531² = 8433277097567743922, which contains 22 as substring.

Together with 2053445533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2053445533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026722765 + 1026722766.

It is an arithmetic number, because the mean of its divisors is an integer number (1026722766).

Almost surely, 2^2053445531 is an apocalyptic number.

2053445531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053445531 is an equidigital number, since it uses as much as digits as its factorization.

2053445531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2053445531 is about 45314.9592408511. The cubic root of 2053445531 is about 1271.0453977462.

The spelling of 2053445531 in words is "two billion, fifty-three million, four hundred forty-five thousand, five hundred thirty-one".