1373191426 has 8 divisors (see below), whose sum is σ = 2060415504. Its totient is φ = 686386260.

The previous prime is 1373191423. The next prime is 1373191459. The reversal of 1373191426 is 6241913731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1373191423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96400 + ... + 109723.

It is an arithmetic number, because the mean of its divisors is an integer number (257551938).

Almost surely, 2^1373191426 is an apocalyptic number.

1373191426 is a deficient number, since it is larger than the sum of its proper divisors (687224078).

1373191426 is a wasteful number, since it uses less digits than its factorization.

1373191426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209456.

The product of its digits is 27216, while the sum is 37.

The square root of 1373191426 is about 37056.5976042054. The cubic root of 1373191426 is about 1111.5022880271.

The spelling of 1373191426 in words is "one billion, three hundred seventy-three million, one hundred ninety-one thousand, four hundred twenty-six".