1325398958 has 32 divisors (see below), whose sum is σ = 2200719360. Its totient is φ = 594902880.

The previous prime is 1325398927. The next prime is 1325398981. The reversal of 1325398958 is 8598935231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132803 + ... + 142433.

It is an arithmetic number, because the mean of its divisors is an integer number (68772480).

Almost surely, 2^1325398958 is an apocalyptic number.

1325398958 is a deficient number, since it is larger than the sum of its proper divisors (875320402).

1325398958 is a wasteful number, since it uses less digits than its factorization.

1325398958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9792.

The product of its digits is 2332800, while the sum is 53.

The square root of 1325398958 is about 36406.0291435361. The cubic root of 1325398958 is about 1098.4548437778.

It can be divided in two parts, 13253 and 98958, that added together give a palindrome (112211).

The spelling of 1325398958 in words is "one billion, three hundred twenty-five million, three hundred ninety-eight thousand, nine hundred fifty-eight".