1161652602 has 32 divisors (see below), whose sum is σ = 2683606464. Its totient is φ = 331308800.

The previous prime is 1161652579. The next prime is 1161652649. The reversal of 1161652602 is 2062561611.

It is a self number, because there is not a number n which added to its sum of digits gives 1161652602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516549 + ... + 518792.

It is an arithmetic number, because the mean of its divisors is an integer number (83862702).

Almost surely, 2^1161652602 is an apocalyptic number.

1161652602 is an abundant number, since it is smaller than the sum of its proper divisors (1521953862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1161652602 is a wasteful number, since it uses less digits than its factorization.

1161652602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035374.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1161652602 is about 34083.0251298209. The cubic root of 1161652602 is about 1051.2163084116.

Subtracting 1161652602 from its reverse (2062561611), we obtain a palindrome (900909009).

The spelling of 1161652602 in words is "one billion, one hundred sixty-one million, six hundred fifty-two thousand, six hundred two".