1103587091 has 2 divisors, whose sum is σ = 1103587092. Its totient is φ = 1103587090.

The previous prime is 1103587057. The next prime is 1103587097. The reversal of 1103587091 is 1907853011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103587091 - 2⁶ = 1103587027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103587097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551793545 + 551793546.

It is an arithmetic number, because the mean of its divisors is an integer number (551793546).

Almost surely, 2^1103587091 is an apocalyptic number.

1103587091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103587091 is an equidigital number, since it uses as much as digits as its factorization.

1103587091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 35.

The square root of 1103587091 is about 33220.2813203019. The cubic root of 1103587091 is about 1033.4009836274.

The spelling of 1103587091 in words is "one billion, one hundred three million, five hundred eighty-seven thousand, ninety-one".