1255000964 has 24 divisors (see below), whose sum is σ = 2512755840. Its totient is φ = 537267456.

The previous prime is 1255000963. The next prime is 1255000969. The reversal of 1255000964 is 4690005521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1255000964.

It is not an unprimeable number, because it can be changed into a prime (1255000963) 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, 1889 + ... + 50135.

It is an arithmetic number, because the mean of its divisors is an integer number (104698160).

Almost surely, 2^1255000964 is an apocalyptic number.

1255000964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1255000964 is an abundant number, since it is smaller than the sum of its proper divisors (1257754876).

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

1255000964 is a wasteful number, since it uses less digits than its factorization.

1255000964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49187 (or 49185 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1255000964 is about 35425.9927736683. The cubic root of 1255000964 is about 1078.6520001812.

The spelling of 1255000964 in words is "one billion, two hundred fifty-five million, nine hundred sixty-four", and thus it is an aban number.