1253450415 has 32 divisors (see below), whose sum is σ = 2293355520. Its totient is φ = 572673024.

The previous prime is 1253450413. The next prime is 1253450417. The reversal of 1253450415 is 5140543521.

It is an interprime number because it is at equal distance from previous prime (1253450413) and next prime (1253450417).

It is not a de Polignac number, because 1253450415 - 2¹ = 1253450413 is a prime.

It is a super-2 number, since 2×1253450415² = 3142275885727344450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253450411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330862 + ... + 334628.

It is an arithmetic number, because the mean of its divisors is an integer number (71667360).

Almost surely, 2^1253450415 is an apocalyptic number.

1253450415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253450415 is a deficient number, since it is larger than the sum of its proper divisors (1039905105).

1253450415 is a wasteful number, since it uses less digits than its factorization.

1253450415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1253450415 is about 35404.1016691569. The cubic root of 1253450415 is about 1078.2075936052.

Adding to 1253450415 its reverse (5140543521), we get a palindrome (6393993936).

The spelling of 1253450415 in words is "one billion, two hundred fifty-three million, four hundred fifty thousand, four hundred fifteen".