1340158475 has 6 divisors (see below), whose sum is σ = 1661796540. Its totient is φ = 1072126760.

The previous prime is 1340158447. The next prime is 1340158487. The reversal of 1340158475 is 5748510431.

It is not a de Polignac number, because 1340158475 - 2¹⁰ = 1340157451 is a prime.

It is a super-2 number, since 2×1340158475² = 3592049476228651250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26803145 + ... + 26803194.

It is an arithmetic number, because the mean of its divisors is an integer number (276966090).

Almost surely, 2^1340158475 is an apocalyptic number.

1340158475 is a deficient number, since it is larger than the sum of its proper divisors (321638065).

1340158475 is an equidigital number, since it uses as much as digits as its factorization.

1340158475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53606349 (or 53606344 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 1340158475 is about 36608.1749749970. The cubic root of 1340158475 is about 1102.5172310626.

The spelling of 1340158475 in words is "one billion, three hundred forty million, one hundred fifty-eight thousand, four hundred seventy-five".