1453501138 has 8 divisors (see below), whose sum is σ = 2182798332. Its totient is φ = 725901696.

The previous prime is 1453501117. The next prime is 1453501211. The reversal of 1453501138 is 8311053541.

It can be written as a sum of positive squares in 2 ways, for example, as 1425591049 + 27910089 = 37757^2 + 5283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1453501138² = 4225331116334590088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422295 + ... + 425722.

Almost surely, 2^1453501138 is an apocalyptic number.

1453501138 is a deficient number, since it is larger than the sum of its proper divisors (729297194).

1453501138 is an equidigital number, since it uses as much as digits as its factorization.

1453501138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848876.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1453501138 is about 38124.8100060840. The cubic root of 1453501138 is about 1132.7614447064.

Adding to 1453501138 its reverse (8311053541), we get a palindrome (9764554679).

The spelling of 1453501138 in words is "one billion, four hundred fifty-three million, five hundred one thousand, one hundred thirty-eight".