1356139341 has 10 divisors (see below), whose sum is σ = 2025837902. Its totient is φ = 904092840.

The previous prime is 1356139339. The next prime is 1356139349. The reversal of 1356139341 is 1439316531.

It is a happy number.

1356139341 is a `hidden beast` number, since 1 + 3 + 5 + 613 + 9 + 34 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1225700100 + 130439241 = 35010^2 + 11421^2 .

It is not a de Polignac number, because 1356139341 - 2¹ = 1356139339 is a prime.

It is a super-2 number, since 2×1356139341² = 3678227824415828562, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1356139296 and 1356139305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356139349) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8371150 + ... + 8371311.

Almost surely, 2^1356139341 is an apocalyptic number.

It is an amenable number.

1356139341 is a deficient number, since it is larger than the sum of its proper divisors (669698561).

1356139341 is an equidigital number, since it uses as much as digits as its factorization.

1356139341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742473 (or 16742464 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 1356139341 is about 36825.7972215131. The cubic root of 1356139341 is about 1106.8822885832.

The spelling of 1356139341 in words is "one billion, three hundred fifty-six million, one hundred thirty-nine thousand, three hundred forty-one".