1409696169 has 16 divisors (see below), whose sum is σ = 2148701568. Its totient is φ = 805318272.

The previous prime is 1409696159. The next prime is 1409696179. The reversal of 1409696169 is 9616969041.

It is an interprime number because it is at equal distance from previous prime (1409696159) and next prime (1409696179).

It is not a de Polignac number, because 1409696169 - 2²⁵ = 1376141737 is a prime.

It is a super-2 number, since 2×1409696169² = 3974486577786553122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1409696159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96879 + ... + 110475.

It is an arithmetic number, because the mean of its divisors is an integer number (134293848).

Almost surely, 2^1409696169 is an apocalyptic number.

It is an amenable number.

1409696169 is a deficient number, since it is larger than the sum of its proper divisors (739005399).

1409696169 is a wasteful number, since it uses less digits than its factorization.

1409696169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18544.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 1409696169 is about 37545.9208037305. The cubic root of 1409696169 is about 1121.2656209971.

The spelling of 1409696169 in words is "one billion, four hundred nine million, six hundred ninety-six thousand, one hundred sixty-nine".