454152502 has 4 divisors (see below), whose sum is σ = 681228756. Its totient is φ = 227076250.

The previous prime is 454152473. The next prime is 454152509. The reversal of 454152502 is 205251454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 205251454 = 2 ⋅102625727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454152509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113538124 + ... + 113538127.

It is an arithmetic number, because the mean of its divisors is an integer number (170307189).

Almost surely, 2^454152502 is an apocalyptic number.

454152502 is a deficient number, since it is larger than the sum of its proper divisors (227076254).

454152502 is a wasteful number, since it uses less digits than its factorization.

454152502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227076253.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 454152502 is about 21310.8540889379. The cubic root of 454152502 is about 768.6593312151.

The spelling of 454152502 in words is "four hundred fifty-four million, one hundred fifty-two thousand, five hundred two".