1375535459 has 2 divisors, whose sum is σ = 1375535460. Its totient is φ = 1375535458.

The previous prime is 1375535449. The next prime is 1375535537. The reversal of 1375535459 is 9545355731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1375535459 - 2¹² = 1375531363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1375535429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687767729 + 687767730.

It is an arithmetic number, because the mean of its divisors is an integer number (687767730).

Almost surely, 2^1375535459 is an apocalyptic number.

1375535459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375535459 is an equidigital number, since it uses as much as digits as its factorization.

1375535459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1417500, while the sum is 47.

The square root of 1375535459 is about 37088.2118603742. The cubic root of 1375535459 is about 1112.1343720248.

The spelling of 1375535459 in words is "one billion, three hundred seventy-five million, five hundred thirty-five thousand, four hundred fifty-nine".