1205093902 has 4 divisors (see below), whose sum is σ = 1807640856. Its totient is φ = 602546950.

The previous prime is 1205093893. The next prime is 1205093987. The reversal of 1205093902 is 2093905021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2093905021 = 13 ⋅161069617.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301273474 + ... + 301273477.

It is an arithmetic number, because the mean of its divisors is an integer number (451910214).

Almost surely, 2^1205093902 is an apocalyptic number.

1205093902 is a deficient number, since it is larger than the sum of its proper divisors (602546954).

1205093902 is an equidigital number, since it uses as much as digits as its factorization.

1205093902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602546953.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1205093902 is about 34714.4624328247. The cubic root of 1205093902 is about 1064.1600795337.

Adding to 1205093902 its reverse (2093905021), we get a palindrome (3298998923).

The spelling of 1205093902 in words is "one billion, two hundred five million, ninety-three thousand, nine hundred two".