1325415501 has 32 divisors (see below), whose sum is σ = 1993680000. Its totient is φ = 870148224.

The previous prime is 1325415493. The next prime is 1325415529. The reversal of 1325415501 is 1055145231.

It is not a de Polignac number, because 1325415501 - 2³ = 1325415493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325415541) 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 31 ways as a sum of consecutive naturals, for example, 679075 + ... + 681023.

It is an arithmetic number, because the mean of its divisors is an integer number (62302500).

Almost surely, 2^1325415501 is an apocalyptic number.

It is an amenable number.

1325415501 is a deficient number, since it is larger than the sum of its proper divisors (668264499).

1325415501 is a wasteful number, since it uses less digits than its factorization.

1325415501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330 (or 2324 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1325415501 is about 36406.2563442055. The cubic root of 1325415501 is about 1098.4594138893.

The spelling of 1325415501 in words is "one billion, three hundred twenty-five million, four hundred fifteen thousand, five hundred one".