7499290453 has 2 divisors, whose sum is σ = 7499290454. Its totient is φ = 7499290452.

The previous prime is 7499290423. The next prime is 7499290517. The reversal of 7499290453 is 3540929947.

It is a happy number.

7499290453 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7290256689 + 209033764 = 85383^2 + 14458^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7499290453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7499290453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7499290423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3749645226 + 3749645227.

It is an arithmetic number, because the mean of its divisors is an integer number (3749645227).

Almost surely, 2^7499290453 is an apocalyptic number.

It is an amenable number.

7499290453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7499290453 is an equidigital number, since it uses as much as digits as its factorization.

7499290453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The square root of 7499290453 is about 86598.4437100344. The cubic root of 7499290453 is about 1957.3720901357.

The spelling of 7499290453 in words is "seven billion, four hundred ninety-nine million, two hundred ninety thousand, four hundred fifty-three".