1101340491 has 8 divisors (see below), whose sum is σ = 1545741120. Its totient is φ = 695583432.

The previous prime is 1101340489. The next prime is 1101340589. The reversal of 1101340491 is 1940431011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101340491 - 2¹ = 1101340489 is a prime.

It is a super-2 number, since 2×1101340491² = 2425901754232242162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1101340091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9660825 + ... + 9660938.

It is an arithmetic number, because the mean of its divisors is an integer number (193217640).

Almost surely, 2^1101340491 is an apocalyptic number.

1101340491 is a deficient number, since it is larger than the sum of its proper divisors (444400629).

1101340491 is a wasteful number, since it uses less digits than its factorization.

1101340491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19321785.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1101340491 is about 33186.4504127814. The cubic root of 1101340491 is about 1032.6992671192.

The spelling of 1101340491 in words is "one billion, one hundred one million, three hundred forty thousand, four hundred ninety-one".