1374857 has 4 divisors (see below), whose sum is σ = 1499856. Its totient is φ = 1249860.

The previous prime is 1374851. The next prime is 1374869. The reversal of 1374857 is 7584731.

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 a cyclic number.

It is not a de Polignac number, because 1374857 - 2⁸ = 1374601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374851) 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, 62483 + ... + 62504.

It is an arithmetic number, because the mean of its divisors is an integer number (374964).

2^1374857 is an apocalyptic number.

It is an amenable number.

1374857 is a deficient number, since it is larger than the sum of its proper divisors (124999).

1374857 is a wasteful number, since it uses less digits than its factorization.

1374857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124998.

The product of its digits is 23520, while the sum is 35.

The square root of 1374857 is about 1172.5429629655. The cubic root of 1374857 is about 111.1951494960.

It can be divided in two parts, 137 and 4857, that added together give a palindrome (4994).

The spelling of 1374857 in words is "one million, three hundred seventy-four thousand, eight hundred fifty-seven".