1372045 has 8 divisors (see below), whose sum is σ = 1674720. Its totient is φ = 1078800.

The previous prime is 1372043. The next prime is 1372051. The reversal of 1372045 is 5402731.

1372045 is nontrivially palindromic in base 8.

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

It is not a de Polignac number, because 1372045 - 2¹ = 1372043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2031 + ... + 2620.

It is an arithmetic number, because the mean of its divisors is an integer number (209340).

2^1372045 is an apocalyptic number.

It is an amenable number.

1372045 is a deficient number, since it is larger than the sum of its proper divisors (302675).

1372045 is an equidigital number, since it uses as much as digits as its factorization.

1372045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 1372045 is about 1171.3432460214. The cubic root of 1372045 is about 111.1192884722.

Adding to 1372045 its reverse (5402731), we get a palindrome (6774776).

The spelling of 1372045 in words is "one million, three hundred seventy-two thousand, forty-five".