1374537 has 4 divisors (see below), whose sum is σ = 1832720. Its totient is φ = 916356.

The previous prime is 1374533. The next prime is 1374539. The reversal of 1374537 is 7354731.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7354731 = 3 ⋅2451577.

It is not a de Polignac number, because 1374537 - 2² = 1374533 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374533) 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, 229087 + ... + 229092.

It is an arithmetic number, because the mean of its divisors is an integer number (458180).

2^1374537 is an apocalyptic number.

It is an amenable number.

1374537 is a deficient number, since it is larger than the sum of its proper divisors (458183).

1374537 is an equidigital number, since it uses as much as digits as its factorization.

1374537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458182.

The product of its digits is 8820, while the sum is 30.

The square root of 1374537 is about 1172.4064994702. The cubic root of 1374537 is about 111.1865218814.

The spelling of 1374537 in words is "one million, three hundred seventy-four thousand, five hundred thirty-seven".