1403290161 has 96 divisors (see below), whose sum is σ = 2569432320. Its totient is φ = 718405632.

The previous prime is 1403290153. The next prime is 1403290181. The reversal of 1403290161 is 1610923041.

It is not a de Polignac number, because 1403290161 - 2³ = 1403290153 is a prime.

It is a super-3 number, since 3×1403290161³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1403290111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5460145 + ... + 5460401.

It is an arithmetic number, because the mean of its divisors is an integer number (26764920).

Almost surely, 2^1403290161 is an apocalyptic number.

It is an amenable number.

1403290161 is a deficient number, since it is larger than the sum of its proper divisors (1166142159).

1403290161 is a wasteful number, since it uses less digits than its factorization.

1403290161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1403290161 is about 37460.5146921395. The cubic root of 1403290161 is about 1119.5646056902.

The spelling of 1403290161 in words is "one billion, four hundred three million, two hundred ninety thousand, one hundred sixty-one".