1325780498 has 16 divisors (see below), whose sum is σ = 2273812800. Its totient is φ = 567930096.

The previous prime is 1325780459. The next prime is 1325780539. The reversal of 1325780498 is 8940875231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11453 + ... + 52751.

It is an arithmetic number, because the mean of its divisors is an integer number (142113300).

Almost surely, 2^1325780498 is an apocalyptic number.

1325780498 is a deficient number, since it is larger than the sum of its proper divisors (948032302).

1325780498 is a wasteful number, since it uses less digits than its factorization.

1325780498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43601.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 1325780498 is about 36411.2688326018. The cubic root of 1325780498 is about 1098.5602370129.

The spelling of 1325780498 in words is "one billion, three hundred twenty-five million, seven hundred eighty thousand, four hundred ninety-eight".