1337218140 has 48 divisors (see below), whose sum is σ = 3745848960. Its totient is φ = 356435520.

The previous prime is 1337218133. The next prime is 1337218163. The reversal of 1337218140 is 418127331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1337218098 and 1337218107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216495 + ... + 222585.

It is an arithmetic number, because the mean of its divisors is an integer number (78038520).

Almost surely, 2^1337218140 is an apocalyptic number.

1337218140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1337218140 is an abundant number, since it is smaller than the sum of its proper divisors (2408630820).

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

1337218140 is a wasteful number, since it uses less digits than its factorization.

1337218140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9762 (or 9760 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1337218140 is about 36567.9933821915. The cubic root of 1337218140 is about 1101.7103255626.

The spelling of 1337218140 in words is "one billion, three hundred thirty-seven million, two hundred eighteen thousand, one hundred forty".