1361373360 has 40 divisors (see below), whose sum is σ = 4220258160. Its totient is φ = 363032832.

The previous prime is 1361373347. The next prime is 1361373373. The reversal of 1361373360 is 633731631.

It is an interprime number because it is at equal distance from previous prime (1361373347) and next prime (1361373373).

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2835955 + ... + 2836434.

It is an arithmetic number, because the mean of its divisors is an integer number (105506454).

Almost surely, 2^1361373360 is an apocalyptic number.

1361373360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1361373360 is an abundant number, since it is smaller than the sum of its proper divisors (2858884800).

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

1361373360 is a wasteful number, since it uses less digits than its factorization.

1361373360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672405 (or 5672399 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 33.

The square root of 1361373360 is about 36896.7933566049. The cubic root of 1361373360 is about 1108.3044643708.

The spelling of 1361373360 in words is "one billion, three hundred sixty-one million, three hundred seventy-three thousand, three hundred sixty".