1352523131 has 4 divisors (see below), whose sum is σ = 1353864600. Its totient is φ = 1351181664.

The previous prime is 1352523127. The next prime is 1352523163. The reversal of 1352523131 is 1313252531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1352523131 - 2² = 1352523127 is a prime.

It is a super-2 number, since 2×1352523131² = 3658637639780086322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1352523131.

It is not an unprimeable number, because it can be changed into a prime (1352523101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669221 + ... + 671238.

It is an arithmetic number, because the mean of its divisors is an integer number (338466150).

Almost surely, 2^1352523131 is an apocalyptic number.

1352523131 is a deficient number, since it is larger than the sum of its proper divisors (1341469).

1352523131 is a wasteful number, since it uses less digits than its factorization.

1352523131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341468.

The product of its digits is 2700, while the sum is 26.

The square root of 1352523131 is about 36776.6655775099. The cubic root of 1352523131 is about 1105.8975613817.

Adding to 1352523131 its reverse (1313252531), we get a palindrome (2665775662).

The spelling of 1352523131 in words is "one billion, three hundred fifty-two million, five hundred twenty-three thousand, one hundred thirty-one".