453670261 has 12 divisors (see below), whose sum is σ = 503816236. Its totient is φ = 408165120.

The previous prime is 453670249. The next prime is 453670271. The reversal of 453670261 is 162076354.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 110124036 + 343546225 = 10494^2 + 18535^2 .

It is not a de Polignac number, because 453670261 - 2²⁷ = 319452533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453670241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7590 + ... + 31063.

Almost surely, 2^453670261 is an apocalyptic number.

It is an amenable number.

453670261 is a deficient number, since it is larger than the sum of its proper divisors (50145975).

453670261 is a wasteful number, since it uses less digits than its factorization.

453670261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38772 (or 38761 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 453670261 is about 21299.5366381525. The cubic root of 453670261 is about 768.3871683609.

The spelling of 453670261 in words is "four hundred fifty-three million, six hundred seventy thousand, two hundred sixty-one".