1453625674 has 4 divisors (see below), whose sum is σ = 2180438514. Its totient is φ = 726812836.

The previous prime is 1453625597. The next prime is 1453625683. The reversal of 1453625674 is 4765263541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1082870649 + 370755025 = 32907^2 + 19255^2 .

It is a super-2 number, since 2×1453625674² = 4226055200223908552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1453625674.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363406417 + ... + 363406420.

Almost surely, 2^1453625674 is an apocalyptic number.

1453625674 is a deficient number, since it is larger than the sum of its proper divisors (726812840).

1453625674 is an equidigital number, since it uses as much as digits as its factorization.

1453625674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726812839.

The product of its digits is 604800, while the sum is 43.

The square root of 1453625674 is about 38126.4432382566. The cubic root of 1453625674 is about 1132.7937954552.

The spelling of 1453625674 in words is "one billion, four hundred fifty-three million, six hundred twenty-five thousand, six hundred seventy-four".