106430531 has 4 divisors (see below), whose sum is σ = 106766592. Its totient is φ = 106094472.

The previous prime is 106430521. The next prime is 106430549. The reversal of 106430531 is 135034601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106430531 - 2²² = 102236227 is a prime.

It is a super-2 number, since 2×106430531² = 22654915857883922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106430497 and 106430506.

It is not an unprimeable number, because it can be changed into a prime (106430521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167555 + ... + 168188.

It is an arithmetic number, because the mean of its divisors is an integer number (26691648).

Almost surely, 2^106430531 is an apocalyptic number.

106430531 is a deficient number, since it is larger than the sum of its proper divisors (336061).

106430531 is an equidigital number, since it uses as much as digits as its factorization.

106430531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336060.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 106430531 is about 10316.5173871806. The cubic root of 106430531 is about 473.9022197969.

The spelling of 106430531 in words is "one hundred six million, four hundred thirty thousand, five hundred thirty-one".