1344987574 has 12 divisors (see below), whose sum is σ = 2346866244. Its totient is φ = 576423204.

The previous prime is 1344987559. The next prime is 1344987587. The reversal of 1344987574 is 4757894431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6862084 + ... + 6862279.

It is an arithmetic number, because the mean of its divisors is an integer number (195572187).

Almost surely, 2^1344987574 is an apocalyptic number.

1344987574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1344987574 is a deficient number, since it is larger than the sum of its proper divisors (1001878670).

1344987574 is a wasteful number, since it uses less digits than its factorization.

1344987574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724379 (or 13724372 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 52.

The square root of 1344987574 is about 36674.0722309372. The cubic root of 1344987574 is about 1103.8399061377.

The spelling of 1344987574 in words is "one billion, three hundred forty-four million, nine hundred eighty-seven thousand, five hundred seventy-four".