1375132623 has 4 divisors (see below), whose sum is σ = 1833510168. Its totient is φ = 916755080.

The previous prime is 1375132613. The next prime is 1375132663. The reversal of 1375132623 is 3262315731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1375132623 - 2⁴ = 1375132607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375132613) 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, 229188768 + ... + 229188773.

It is an arithmetic number, because the mean of its divisors is an integer number (458377542).

Almost surely, 2^1375132623 is an apocalyptic number.

1375132623 is a deficient number, since it is larger than the sum of its proper divisors (458377545).

1375132623 is an equidigital number, since it uses as much as digits as its factorization.

1375132623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458377544.

The product of its digits is 22680, while the sum is 33.

The square root of 1375132623 is about 37082.7806805261. The cubic root of 1375132623 is about 1112.0257957609.

The spelling of 1375132623 in words is "one billion, three hundred seventy-five million, one hundred thirty-two thousand, six hundred twenty-three".