1352134939 has 2 divisors, whose sum is σ = 1352134940. Its totient is φ = 1352134938.

The previous prime is 1352134909. The next prime is 1352134951. The reversal of 1352134939 is 9394312531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1352134939 - 2²³ = 1343746331 is a prime.

It is a super-6 number, since 6×1352134939⁶ (a number of 56 digits) contains 666666 as substring. Note that it is a super-d number also for d = 3.

It is not a weakly prime, because it can be changed into another prime (1352134909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676067469 + 676067470.

It is an arithmetic number, because the mean of its divisors is an integer number (676067470).

Almost surely, 2^1352134939 is an apocalyptic number.

1352134939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352134939 is an equidigital number, since it uses as much as digits as its factorization.

1352134939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 1352134939 is about 36771.3875044171. The cubic root of 1352134939 is about 1105.7917488564.

The spelling of 1352134939 in words is "one billion, three hundred fifty-two million, one hundred thirty-four thousand, nine hundred thirty-nine".