11390652529 has 3 divisors (see below), whose sum is σ = 11390759257. Its totient is φ = 11390545802.

The previous prime is 11390652527. The next prime is 11390652563. The reversal of 11390652529 is 92525609311.

The square root of 11390652529 is 106727.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92525609311 = 281 ⋅329272631.

It is not a de Polignac number, because 11390652529 - 2¹ = 11390652527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11390652527) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 53364 + ... + 160090.

Almost surely, 2^11390652529 is an apocalyptic number.

11390652529 is the 106727-th square number.

11390652529 is the 53364-th centered octagonal number.

It is an amenable number.

11390652529 is a deficient number, since it is larger than the sum of its proper divisors (106728).

11390652529 is an frugal number, since it uses more digits than its factorization.

11390652529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213454 (or 106727 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 43.

The spelling of 11390652529 in words is "eleven billion, three hundred ninety million, six hundred fifty-two thousand, five hundred twenty-nine".