1374225537 has 4 divisors (see below), whose sum is σ = 1832300720. Its totient is φ = 916150356.

The previous prime is 1374225533. The next prime is 1374225569. The reversal of 1374225537 is 7355224731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1374225537 - 2² = 1374225533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1374225495 and 1374225504.

It is not an unprimeable number, because it can be changed into a prime (1374225533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229037587 + ... + 229037592.

It is an arithmetic number, because the mean of its divisors is an integer number (458075180).

Almost surely, 2^1374225537 is an apocalyptic number.

It is an amenable number.

1374225537 is a deficient number, since it is larger than the sum of its proper divisors (458075183).

1374225537 is an equidigital number, since it uses as much as digits as its factorization.

1374225537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458075182.

The product of its digits is 176400, while the sum is 39.

The square root of 1374225537 is about 37070.5481076285. The cubic root of 1374225537 is about 1111.7812314943.

The spelling of 1374225537 in words is "one billion, three hundred seventy-four million, two hundred twenty-five thousand, five hundred thirty-seven".