1253514545 has 8 divisors (see below), whose sum is σ = 1509938496. Its totient is φ = 998997616.

The previous prime is 1253514539. The next prime is 1253514551. The reversal of 1253514545 is 5454153521.

It is an interprime number because it is at equal distance from previous prime (1253514539) and next prime (1253514551).

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

It is a cyclic number.

It is not a de Polignac number, because 1253514545 - 2⁴ = 1253514529 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475307 + ... + 477936.

It is an arithmetic number, because the mean of its divisors is an integer number (188742312).

Almost surely, 2^1253514545 is an apocalyptic number.

It is an amenable number.

1253514545 is a deficient number, since it is larger than the sum of its proper divisors (256423951).

1253514545 is an equidigital number, since it uses as much as digits as its factorization.

1253514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953511.

The product of its digits is 60000, while the sum is 35.

The square root of 1253514545 is about 35405.0073435948. The cubic root of 1253514545 is about 1078.2259813221.

The spelling of 1253514545 in words is "one billion, two hundred fifty-three million, five hundred fourteen thousand, five hundred forty-five".