1375212623 has 2 divisors, whose sum is σ = 1375212624. Its totient is φ = 1375212622.

The previous prime is 1375212593. The next prime is 1375212653. The reversal of 1375212623 is 3262125731.

It is a balanced prime because it is at equal distance from previous prime (1375212593) and next prime (1375212653).

It is a cyclic number.

It is not a de Polignac number, because 1375212623 - 2¹⁰ = 1375211599 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1375212623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375212653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687606311 + 687606312.

It is an arithmetic number, because the mean of its divisors is an integer number (687606312).

Almost surely, 2^1375212623 is an apocalyptic number.

1375212623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375212623 is an equidigital number, since it uses as much as digits as its factorization.

1375212623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 1375212623 is about 37083.8593325991. The cubic root of 1375212623 is about 1112.0473598237.

The spelling of 1375212623 in words is "one billion, three hundred seventy-five million, two hundred twelve thousand, six hundred twenty-three".