1374393407 has 8 divisors (see below), whose sum is σ = 1462862592. Its totient is φ = 1286771200.

The previous prime is 1374393353. The next prime is 1374393409. The reversal of 1374393407 is 7043934731.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1374393407 - 2⁸ = 1374393151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374393409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208394 + ... + 214887.

It is an arithmetic number, because the mean of its divisors is an integer number (182857824).

Almost surely, 2^1374393407 is an apocalyptic number.

1374393407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1374393407 is a deficient number, since it is larger than the sum of its proper divisors (88469185).

1374393407 is a wasteful number, since it uses less digits than its factorization.

1374393407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423489.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 1374393407 is about 37072.8122348440. The cubic root of 1374393407 is about 1111.8264999288.

The spelling of 1374393407 in words is "one billion, three hundred seventy-four million, three hundred ninety-three thousand, four hundred seven".