1113162501 has 16 divisors (see below), whose sum is σ = 1662907968. Its totient is φ = 656409600.

The previous prime is 1113162469. The next prime is 1113162503. The reversal of 1113162501 is 1052613111.

It is a happy number.

It is not a de Polignac number, because 1113162501 - 2⁵ = 1113162469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113162503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454620 + ... + 457061.

It is an arithmetic number, because the mean of its divisors is an integer number (103931748).

Almost surely, 2^1113162501 is an apocalyptic number.

1113162501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1113162501 is a deficient number, since it is larger than the sum of its proper divisors (549745467).

1113162501 is a wasteful number, since it uses less digits than its factorization.

1113162501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911732.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1113162501 is about 33364.0899920858. The cubic root of 1113162501 is about 1036.3811913119.

Adding to 1113162501 its reverse (1052613111), we get a palindrome (2165775612).

The spelling of 1113162501 in words is "one billion, one hundred thirteen million, one hundred sixty-two thousand, five hundred one".