1453012992 has 240 divisors, whose sum is σ = 4578373800. Its totient is φ = 457850880.

The previous prime is 1453012961. The next prime is 1453012993. The reversal of 1453012992 is 2992103541.

1453012992 is a `hidden beast` number, since 14 + 530 + 1 + 29 + 92 = 666.

It is a super-2 number, since 2×1453012992² = 4222493509841584128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453012993) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3151642 + ... + 3152102.

Almost surely, 2^1453012992 is an apocalyptic number.

1453012992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1453012992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2289186900).

1453012992 is an abundant number, since it is smaller than the sum of its proper divisors (3125360808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1453012992 is an equidigital number, since it uses as much as digits as its factorization.

1453012992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1453012992 is about 38118.4075218260. The cubic root of 1453012992 is about 1132.6346210742.

The spelling of 1453012992 in words is "one billion, four hundred fifty-three million, twelve thousand, nine hundred ninety-two".