1260320700 has 36 divisors (see below), whose sum is σ = 3646528760. Its totient is φ = 336085440.

The previous prime is 1260320681. The next prime is 1260320701. The reversal of 1260320700 is 70230621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260320701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2100235 + ... + 2100834.

Almost surely, 2^1260320700 is an apocalyptic number.

1260320700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1260320700 is an abundant number, since it is smaller than the sum of its proper divisors (2386208060).

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

1260320700 is a wasteful number, since it uses less digits than its factorization.

1260320700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4201086 (or 4201079 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 1260320700 is about 35500.9957606825. The cubic root of 1260320700 is about 1080.1739260356.

The spelling of 1260320700 in words is "one billion, two hundred sixty million, three hundred twenty thousand, seven hundred".