1453473801 has 20 divisors (see below), whose sum is σ = 2338258692. Its totient is φ = 894444768.

The previous prime is 1453473797. The next prime is 1453473809. The reversal of 1453473801 is 1083743541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115670025 + 1337803776 = 10755^2 + 36576^2 .

It is not a de Polignac number, because 1453473801 - 2² = 1453473797 is a prime.

It is a super-2 number, since 2×1453473801² = 4225172180386775202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1453473809) 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, 689106 + ... + 691211.

Almost surely, 2^1453473801 is an apocalyptic number.

It is an amenable number.

1453473801 is a deficient number, since it is larger than the sum of its proper divisors (884784891).

1453473801 is a wasteful number, since it uses less digits than its factorization.

1453473801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380342 (or 1380333 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 1453473801 is about 38124.4514845788. The cubic root of 1453473801 is about 1132.7543431195.

The spelling of 1453473801 in words is "one billion, four hundred fifty-three million, four hundred seventy-three thousand, eight hundred one".