2353421531 has 2 divisors, whose sum is σ = 2353421532. Its totient is φ = 2353421530.

The previous prime is 2353421527. The next prime is 2353421533. The reversal of 2353421531 is 1351243532.

It is a happy number.

2353421531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2353421531 - 2² = 2353421527 is a prime.

It is a super-2 number, since 2×2353421531² = 11077185805148767922, which contains 22 as substring.

Together with 2353421533, 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 = 2353421494 and 2353421503.

It is not a weakly prime, because it can be changed into another prime (2353421533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1176710765 + 1176710766.

It is an arithmetic number, because the mean of its divisors is an integer number (1176710766).

Almost surely, 2^2353421531 is an apocalyptic number.

2353421531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2353421531 is an equidigital number, since it uses as much as digits as its factorization.

2353421531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 2353421531 is about 48512.0761357417. The cubic root of 2353421531 is about 1330.1478213976.

The spelling of 2353421531 in words is "two billion, three hundred fifty-three million, four hundred twenty-one thousand, five hundred thirty-one".