1370534040 has 64 divisors (see below), whose sum is σ = 4568450400. Its totient is φ = 365475456.

The previous prime is 1370534027. The next prime is 1370534059. The reversal of 1370534040 is 404350731.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1370533995 and 1370534013.

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, 633427 + ... + 635586.

Almost surely, 2^1370534040 is an apocalyptic number.

1370534040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1370534040 is an abundant number, since it is smaller than the sum of its proper divisors (3197916360).

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

1370534040 is a wasteful number, since it uses less digits than its factorization.

1370534040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269033 (or 1269023 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 1370534040 is about 37020.7244661689. The cubic root of 1370534040 is about 1110.7848357401.

Adding to 1370534040 its reverse (404350731), we get a palindrome (1774884771).

The spelling of 1370534040 in words is "one billion, three hundred seventy million, five hundred thirty-four thousand, forty".