1203429492455 has 4 divisors (see below), whose sum is σ = 1444115390952. Its totient is φ = 962743593960.

The previous prime is 1203429492443. The next prime is 1203429492497. The reversal of 1203429492455 is 5542949243021.

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

It is not a de Polignac number, because 1203429492455 - 2⁴ = 1203429492439 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, 120342949241 + ... + 120342949250.

It is an arithmetic number, because the mean of its divisors is an integer number (361028847738).

Almost surely, 2^{1203429492455} is an apocalyptic number.

1203429492455 is a deficient number, since it is larger than the sum of its proper divisors (240685898497).

1203429492455 is an equidigital number, since it uses as much as digits as its factorization.

1203429492455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240685898496.

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 1203429492455 in words is "one trillion, two hundred three billion, four hundred twenty-nine million, four hundred ninety-two thousand, four hundred fifty-five".