7250997953 has 8 divisors (see below), whose sum is σ = 7319991360. Its totient is φ = 7182049680.

The previous prime is 7250997907. The next prime is 7250997961. The reversal of 7250997953 is 3597990527.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7250997953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7250997973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373226 + ... + 392172.

It is an arithmetic number, because the mean of its divisors is an integer number (914998920).

Almost surely, 2^7250997953 is an apocalyptic number.

It is an amenable number.

7250997953 is a deficient number, since it is larger than the sum of its proper divisors (68993407).

7250997953 is a wasteful number, since it uses less digits than its factorization.

7250997953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22567.

The product of its (nonzero) digits is 5358150, while the sum is 56.

The square root of 7250997953 is about 85152.7918097816. The cubic root of 7250997953 is about 1935.5271197559.

The spelling of 7250997953 in words is "seven billion, two hundred fifty million, nine hundred ninety-seven thousand, nine hundred fifty-three".