1101420403 has 8 divisors (see below), whose sum is σ = 1131683472. Its totient is φ = 1071183456.

The previous prime is 1101420349. The next prime is 1101420407. The reversal of 1101420403 is 3040241011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101420403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101420407) 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, 104376 + ... + 114442.

It is an arithmetic number, because the mean of its divisors is an integer number (141460434).

Almost surely, 2^1101420403 is an apocalyptic number.

1101420403 is a deficient number, since it is larger than the sum of its proper divisors (30263069).

1101420403 is a wasteful number, since it uses less digits than its factorization.

1101420403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13061.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1101420403 is about 33187.6543762888. The cubic root of 1101420403 is about 1032.7242436723.

Adding to 1101420403 its reverse (3040241011), we get a palindrome (4141661414).

The spelling of 1101420403 in words is "one billion, one hundred one million, four hundred twenty thousand, four hundred three".