1374421575 has 24 divisors (see below), whose sum is σ = 2288742400. Its totient is φ = 727745760.

The previous prime is 1374421547. The next prime is 1374421577. The reversal of 1374421575 is 5751244731.

It is not a de Polignac number, because 1374421575 - 2⁹ = 1374421063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374421577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55495 + ... + 76344.

Almost surely, 2^1374421575 is an apocalyptic number.

1374421575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1374421575 is a deficient number, since it is larger than the sum of its proper divisors (914320825).

1374421575 is a wasteful number, since it uses less digits than its factorization.

1374421575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131991 (or 131986 counting only the distinct ones).

The product of its digits is 117600, while the sum is 39.

The square root of 1374421575 is about 37073.1921339396. The cubic root of 1374421575 is about 1111.8340954530.

The spelling of 1374421575 in words is "one billion, three hundred seventy-four million, four hundred twenty-one thousand, five hundred seventy-five".