1372120441 has 2 divisors, whose sum is σ = 1372120442. Its totient is φ = 1372120440.

The previous prime is 1372120433. The next prime is 1372120459. The reversal of 1372120441 is 1440212731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 748569600 + 623550841 = 27360^2 + 24971^2 .

It is a cyclic number.

It is not a de Polignac number, because 1372120441 - 2³ = 1372120433 is a prime.

It is a super-2 number, since 2×1372120441² = 3765429009220068962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1372190441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686060220 + 686060221.

It is an arithmetic number, because the mean of its divisors is an integer number (686060221).

Almost surely, 2^1372120441 is an apocalyptic number.

It is an amenable number.

1372120441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372120441 is an equidigital number, since it uses as much as digits as its factorization.

1372120441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1372120441 is about 37042.1441199075. The cubic root of 1372120441 is about 1111.2132504213.

The spelling of 1372120441 in words is "one billion, three hundred seventy-two million, one hundred twenty thousand, four hundred forty-one".