1295326000 has 40 divisors (see below), whose sum is σ = 3132103104. Its totient is φ = 518129600.

The previous prime is 1295325991. The next prime is 1295326001. The reversal of 1295326000 is 6235921.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1295326000.

It is not an unprimeable number, because it can be changed into a prime (1295326001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321832 + ... + 325831.

Almost surely, 2^1295326000 is an apocalyptic number.

1295326000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1295326000 is an abundant number, since it is smaller than the sum of its proper divisors (1836777104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1295326000 is an equidigital number, since it uses as much as digits as its factorization.

1295326000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647686 (or 647670 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1295326000 is about 35990.6376714834. The cubic root of 1295326000 is about 1090.0833199502.

The spelling of 1295326000 in words is "one billion, two hundred ninety-five million, three hundred twenty-six thousand".