1203413455 has 4 divisors (see below), whose sum is σ = 1444096152. Its totient is φ = 962730760.

The previous prime is 1203413447. The next prime is 1203413503. The reversal of 1203413455 is 5543143021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1203413455 - 2³ = 1203413447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120341341 + ... + 120341350.

It is an arithmetic number, because the mean of its divisors is an integer number (361024038).

Almost surely, 2^1203413455 is an apocalyptic number.

1203413455 is a deficient number, since it is larger than the sum of its proper divisors (240682697).

1203413455 is an equidigital number, since it uses as much as digits as its factorization.

1203413455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240682696.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1203413455 is about 34690.2501432319. The cubic root of 1203413455 is about 1063.6652089758.

Adding to 1203413455 its reverse (5543143021), we get a palindrome (6746556476).

The spelling of 1203413455 in words is "one billion, two hundred three million, four hundred thirteen thousand, four hundred fifty-five".