1325758042 has 64 divisors (see below), whose sum is σ = 2450456064. Its totient is φ = 525634560.

The previous prime is 1325758033. The next prime is 1325758123. The reversal of 1325758042 is 2408575231.

It is a junction number, because it is equal to n+sod(n) for n = 1325757992 and 1325758010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1808308 + ... + 1809040.

It is an arithmetic number, because the mean of its divisors is an integer number (38288376).

Almost surely, 2^1325758042 is an apocalyptic number.

1325758042 is a deficient number, since it is larger than the sum of its proper divisors (1124698022).

1325758042 is a wasteful number, since it uses less digits than its factorization.

1325758042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 1325758042 is about 36410.9604652226. The cubic root of 1325758042 is about 1098.5540345262.

The spelling of 1325758042 in words is "one billion, three hundred twenty-five million, seven hundred fifty-eight thousand, forty-two".