1253302451115 has 192 divisors, whose sum is σ = 2511415590912. Its totient is φ = 527235072000.

The previous prime is 1253302451101. The next prime is 1253302451117. The reversal of 1253302451115 is 5111542033521.

It is not a de Polignac number, because 1253302451115 - 2¹⁰ = 1253302450091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1253302451117) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 545624647 + ... + 545626943.

It is an arithmetic number, because the mean of its divisors is an integer number (13080289536).

Almost surely, 2^{1253302451115} is an apocalyptic number.

1253302451115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253302451115 is an abundant number, since it is smaller than the sum of its proper divisors (1258113139797).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253302451115 is a wasteful number, since it uses less digits than its factorization.

1253302451115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510 (or 3497 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1253302451115 its reverse (5111542033521), we get a palindrome (6364844484636).

The spelling of 1253302451115 in words is "one trillion, two hundred fifty-three billion, three hundred two million, four hundred fifty-one thousand, one hundred fifteen".