4253517961 has 35 divisors (see below), whose sum is σ = 5458356317. Its totient is φ = 3314429580.

The previous prime is 4253517923. The next prime is 4253517971. The reversal of 4253517961 is 1697153524.

The square root of 4253517961 is 65219.

It is a perfect power (a square), and thus also a powerful number.

4253517961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4253517961 - 2⁹ = 4253517449 is a prime.

It is a Duffinian number.

Its product of digits (226800) is a multiple of the sum of its prime divisors (18).

It is not an unprimeable number, because it can be changed into a prime (4253517971) by changing a digit.

It is a polite number, since it can be written in 34 ways as a sum of consecutive naturals, for example, 386683446 + ... + 386683456.

Almost surely, 2^4253517961 is an apocalyptic number.

4253517961 is the 65219-th square number.

4253517961 is the 32610-th centered octagonal number.

It is an amenable number.

4253517961 is a deficient number, since it is larger than the sum of its proper divisors (1204838356).

4253517961 is an frugal number, since it uses more digits than its factorization.

4253517961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 18 counting only the distinct ones).

The product of its digits is 226800, while the sum is 43.

The cubic root of 4253517961 is about 1620.2527118082.

The spelling of 4253517961 in words is "four billion, two hundred fifty-three million, five hundred seventeen thousand, nine hundred sixty-one".