1492451473 has 2 divisors, whose sum is σ = 1492451474. Its totient is φ = 1492451472.

The previous prime is 1492451459. The next prime is 1492451483. The reversal of 1492451473 is 3741542941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 871843729 + 620607744 = 29527^2 + 24912^2 .

It is a cyclic number.

It is not a de Polignac number, because 1492451473 - 2²¹ = 1490354321 is a prime.

It is a super-2 number, since 2×1492451473² = 4454822798519739458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1492451483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746225736 + 746225737.

It is an arithmetic number, because the mean of its divisors is an integer number (746225737).

Almost surely, 2^1492451473 is an apocalyptic number.

It is an amenable number.

1492451473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1492451473 is an equidigital number, since it uses as much as digits as its factorization.

1492451473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 1492451473 is about 38632.2594860824. The cubic root of 1492451473 is about 1142.7908110601.

The spelling of 1492451473 in words is "one billion, four hundred ninety-two million, four hundred fifty-one thousand, four hundred seventy-three".