1453992641 has 2 divisors, whose sum is σ = 1453992642. Its totient is φ = 1453992640.

The previous prime is 1453992577. The next prime is 1453992697. The reversal of 1453992641 is 1462993541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1429142416 + 24850225 = 37804^2 + 4985^2 .

It is a cyclic number.

It is not a de Polignac number, because 1453992641 - 2⁶ = 1453992577 is a prime.

It is a super-2 number, since 2×1453992641² = 4228189200164309762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453992592 and 1453992601.

It is not a weakly prime, because it can be changed into another prime (1453992341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726996320 + 726996321.

It is an arithmetic number, because the mean of its divisors is an integer number (726996321).

Almost surely, 2^1453992641 is an apocalyptic number.

It is an amenable number.

1453992641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453992641 is an equidigital number, since it uses as much as digits as its factorization.

1453992641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 44.

The square root of 1453992641 is about 38131.2554343546. The cubic root of 1453992641 is about 1132.8891118245.

The spelling of 1453992641 in words is "one billion, four hundred fifty-three million, nine hundred ninety-two thousand, six hundred forty-one".