1597002119 has 4 divisors (see below), whose sum is σ = 1598862120. Its totient is φ = 1595142120.

The previous prime is 1597002109. The next prime is 1597002133. The reversal of 1597002119 is 9112007951.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9112007951 = 491 ⋅18558061.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1597002119 is a prime.

It is a super-2 number, since 2×1597002119² = 5100831536180980322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1597002109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928712 + ... + 930429.

It is an arithmetic number, because the mean of its divisors is an integer number (399715530).

Almost surely, 2^1597002119 is an apocalyptic number.

1597002119 is a deficient number, since it is larger than the sum of its proper divisors (1860001).

1597002119 is an equidigital number, since it uses as much as digits as its factorization.

1597002119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860000.

The product of its (nonzero) digits is 5670, while the sum is 35.

The square root of 1597002119 is about 39962.5089177344. The cubic root of 1597002119 is about 1168.8761504753.

The spelling of 1597002119 in words is "one billion, five hundred ninety-seven million, two thousand, one hundred nineteen".