1099260403 has 8 divisors (see below), whose sum is σ = 1135533056. Its totient is φ = 1063038600.

The previous prime is 1099260397. The next prime is 1099260419. The reversal of 1099260403 is 3040629901.

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

It is a cyclic number.

It is not a de Polignac number, because 1099260403 - 2¹⁷ = 1099129331 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1099260433) 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, 34018 + ... + 57928.

It is an arithmetic number, because the mean of its divisors is an integer number (141941632).

Almost surely, 2^1099260403 is an apocalyptic number.

1099260403 is a deficient number, since it is larger than the sum of its proper divisors (36272653).

1099260403 is a wasteful number, since it uses less digits than its factorization.

1099260403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25425.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1099260403 is about 33155.0961844480. The cubic root of 1099260403 is about 1032.0487086534.

The spelling of 1099260403 in words is "one billion, ninety-nine million, two hundred sixty thousand, four hundred three".