1301197515 has 32 divisors (see below), whose sum is σ = 2175054336. Its totient is φ = 662999040.

The previous prime is 1301197507. The next prime is 1301197523. The reversal of 1301197515 is 5157911031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1301197507) and next prime (1301197523).

It is not a de Polignac number, because 1301197515 - 2³ = 1301197507 is a prime.

It is a super-2 number, since 2×1301197515² = 3386229946084350450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374667 + ... + 378123.

It is an arithmetic number, because the mean of its divisors is an integer number (67970448).

Almost surely, 2^1301197515 is an apocalyptic number.

1301197515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1301197515 is a deficient number, since it is larger than the sum of its proper divisors (873856821).

1301197515 is a wasteful number, since it uses less digits than its factorization.

1301197515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579.

The product of its (nonzero) digits is 4725, while the sum is 33.

The square root of 1301197515 is about 36072.1154771937. The cubic root of 1301197515 is about 1091.7278979957.

The spelling of 1301197515 in words is "one billion, three hundred one million, one hundred ninety-seven thousand, five hundred fifteen".