1122531501 has 16 divisors (see below), whose sum is σ = 1842103424. Its totient is φ = 592104384.

The previous prime is 1122531499. The next prime is 1122531517. The reversal of 1122531501 is 1051352211.

It is not a de Polignac number, because 1122531501 - 2¹ = 1122531499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122531541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2055646 + ... + 2056191.

It is an arithmetic number, because the mean of its divisors is an integer number (115131464).

Almost surely, 2^1122531501 is an apocalyptic number.

It is an amenable number.

1122531501 is a deficient number, since it is larger than the sum of its proper divisors (719571923).

1122531501 is a wasteful number, since it uses less digits than its factorization.

1122531501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111860.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1122531501 is about 33504.2012440231. The cubic root of 1122531501 is about 1039.2806604197.

Adding to 1122531501 its reverse (1051352211), we get a palindrome (2173883712).

The spelling of 1122531501 in words is "one billion, one hundred twenty-two million, five hundred thirty-one thousand, five hundred one".