450103531 has 2 divisors, whose sum is σ = 450103532. Its totient is φ = 450103530.

The previous prime is 450103523. The next prime is 450103547. The reversal of 450103531 is 135301054.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450103531 - 2³ = 450103523 is a prime.

It is a super-2 number, since 2×450103531² = 405186377237335922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450103501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225051765 + 225051766.

It is an arithmetic number, because the mean of its divisors is an integer number (225051766).

Almost surely, 2^450103531 is an apocalyptic number.

450103531 is a deficient number, since it is larger than the sum of its proper divisors (1).

450103531 is an equidigital number, since it uses as much as digits as its factorization.

450103531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 450103531 is about 21215.6435443283. The cubic root of 450103531 is about 766.3681958738.

Adding to 450103531 its reverse (135301054), we get a palindrome (585404585).

The spelling of 450103531 in words is "four hundred fifty million, one hundred three thousand, five hundred thirty-one".