1972632433 has 2 divisors, whose sum is σ = 1972632434. Its totient is φ = 1972632432.

The previous prime is 1972632427. The next prime is 1972632437. The reversal of 1972632433 is 3342362791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1965326224 + 7306209 = 44332^2 + 2703^2 .

It is a cyclic number.

It is not a de Polignac number, because 1972632433 - 2¹⁷ = 1972501361 is a prime.

It is not a weakly prime, because it can be changed into another prime (1972632437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986316216 + 986316217.

It is an arithmetic number, because the mean of its divisors is an integer number (986316217).

Almost surely, 2^1972632433 is an apocalyptic number.

It is an amenable number.

1972632433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1972632433 is an equidigital number, since it uses as much as digits as its factorization.

1972632433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 40.

The square root of 1972632433 is about 44414.3268889668. The cubic root of 1972632433 is about 1254.1478070406.

The spelling of 1972632433 in words is "one billion, nine hundred seventy-two million, six hundred thirty-two thousand, four hundred thirty-three".