1350778374 has 48 divisors (see below), whose sum is σ = 3270640464. Its totient is φ = 399340800.

The previous prime is 1350778321. The next prime is 1350778397. The reversal of 1350778374 is 4738770531.

1350778374 is a `hidden beast` number, since 1 + 3 + 507 + 78 + 3 + 74 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75079 + ... + 91314.

It is an arithmetic number, because the mean of its divisors is an integer number (68138343).

Almost surely, 2^1350778374 is an apocalyptic number.

1350778374 is an abundant number, since it is smaller than the sum of its proper divisors (1919862090).

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

1350778374 is a wasteful number, since it uses less digits than its factorization.

1350778374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166453 (or 166450 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The square root of 1350778374 is about 36752.9369438689. The cubic root of 1350778374 is about 1105.4218202137.

The spelling of 1350778374 in words is "one billion, three hundred fifty million, seven hundred seventy-eight thousand, three hundred seventy-four".