1301425515 has 64 divisors (see below), whose sum is σ = 2511667200. Its totient is φ = 635548032.

The previous prime is 1301425483. The next prime is 1301425519. The reversal of 1301425515 is 5155241031.

1301425515 is a `hidden beast` number, since 1 + 3 + 0 + 142 + 5 + 515 = 666.

It is not a de Polignac number, because 1301425515 - 2⁵ = 1301425483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1301425519) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 219966 + ... + 225804.

It is an arithmetic number, because the mean of its divisors is an integer number (39244800).

Almost surely, 2^1301425515 is an apocalyptic number.

1301425515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1301425515 is a deficient number, since it is larger than the sum of its proper divisors (1210241685).

1301425515 is a wasteful number, since it uses less digits than its factorization.

1301425515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5993 (or 5987 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1301425515 is about 36075.2756746224. The cubic root of 1301425515 is about 1091.7916596258.

Adding to 1301425515 its reverse (5155241031), we get a palindrome (6456666546).

The spelling of 1301425515 in words is "one billion, three hundred one million, four hundred twenty-five thousand, five hundred fifteen".