130072433 has 2 divisors, whose sum is σ = 130072434. Its totient is φ = 130072432.

The previous prime is 130072399. The next prime is 130072469. The reversal of 130072433 is 334270031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65157184 + 64915249 = 8072^2 + 8057^2 .

It is a cyclic number.

It is not a de Polignac number, because 130072433 - 2¹⁴ = 130056049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130072399 and 130072408.

It is not a weakly prime, because it can be changed into another prime (130072493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65036216 + 65036217.

It is an arithmetic number, because the mean of its divisors is an integer number (65036217).

Almost surely, 2^130072433 is an apocalyptic number.

It is an amenable number.

130072433 is a deficient number, since it is larger than the sum of its proper divisors (1).

130072433 is an equidigital number, since it uses as much as digits as its factorization.

130072433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 130072433 is about 11404.9302058364. The cubic root of 130072433 is about 506.6737692814.

The spelling of 130072433 in words is "one hundred thirty million, seventy-two thousand, four hundred thirty-three".