1032122091 has 64 divisors (see below), whose sum is σ = 1907490816. Its totient is φ = 478915200.

The previous prime is 1032122083. The next prime is 1032122111. The reversal of 1032122091 is 1902212301.

It is not a de Polignac number, because 1032122091 - 2³ = 1032122083 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1032122051) 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 63 ways as a sum of consecutive naturals, for example, 87550 + ... + 98636.

It is an arithmetic number, because the mean of its divisors is an integer number (29804544).

Almost surely, 2^1032122091 is an apocalyptic number.

1032122091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1032122091 is a deficient number, since it is larger than the sum of its proper divisors (875368725).

1032122091 is a wasteful number, since it uses less digits than its factorization.

1032122091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1032122091 is about 32126.6570156311. The cubic root of 1032122091 is about 1010.5947191799.

Adding to 1032122091 its reverse (1902212301), we get a palindrome (2934334392).

The spelling of 1032122091 in words is "one billion, thirty-two million, one hundred twenty-two thousand, ninety-one".