1359761980 has 48 divisors (see below), whose sum is σ = 3055116960. Its totient is φ = 506822400.

The previous prime is 1359761969. The next prime is 1359761989. The reversal of 1359761980 is 891679531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359761989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6151 + ... + 52510.

It is an arithmetic number, because the mean of its divisors is an integer number (63648270).

Almost surely, 2^1359761980 is an apocalyptic number.

1359761980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1359761980 is an abundant number, since it is smaller than the sum of its proper divisors (1695354980).

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

1359761980 is a wasteful number, since it uses less digits than its factorization.

1359761980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58750 (or 58748 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 49.

The square root of 1359761980 is about 36874.9505762381. The cubic root of 1359761980 is about 1107.8670128025.

The spelling of 1359761980 in words is "one billion, three hundred fifty-nine million, seven hundred sixty-one thousand, nine hundred eighty".