1301597 has 12 divisors (see below), whose sum is σ = 1481088. Its totient is φ = 1141800.

The previous prime is 1301591. The next prime is 1301603. The reversal of 1301597 is 7951031.

It is an interprime number because it is at equal distance from previous prime (1301591) and next prime (1301603).

It is not a de Polignac number, because 1301597 - 2⁴ = 1301581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3578 + ... + 3924.

It is an arithmetic number, because the mean of its divisors is an integer number (123424).

2^1301597 is an apocalyptic number.

It is an amenable number.

1301597 is a deficient number, since it is larger than the sum of its proper divisors (179491).

1301597 is a wasteful number, since it uses less digits than its factorization.

1301597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 1301597 is about 1140.8755409772. The cubic root of 1301597 is about 109.1839611575.

The spelling of 1301597 in words is "one million, three hundred one thousand, five hundred ninety-seven".