1903160961602 has 16 divisors (see below), whose sum is σ = 2932296406200. Its totient is φ = 925735840128.

The previous prime is 1903160961593. The next prime is 1903160961607. The reversal of 1903160961602 is 2061690613091.

It is a Cunningham number, because it is equal to 1379551²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1702975410361 + 200185551241 = 1304981^2 + 447421^2 .

It is not an unprimeable number, because it can be changed into a prime (1903160961607) 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, 1205963 + ... + 2293614.

Almost surely, 2^{1903160961602} is an apocalyptic number.

1903160961602 is a deficient number, since it is larger than the sum of its proper divisors (1029135444598).

1903160961602 is a wasteful number, since it uses less digits than its factorization.

1903160961602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506965.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 1903160961602 in words is "one trillion, nine hundred three billion, one hundred sixty million, nine hundred sixty-one thousand, six hundred two".