4169958997 has 4 divisors (see below), whose sum is σ = 4271665356. Its totient is φ = 4068252640.

The previous prime is 4169958983. The next prime is 4169959037. The reversal of 4169958997 is 7998599614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7998599614 = 2 ⋅3999299807.

It can be written as a sum of positive squares in 2 ways, for example, as 281937681 + 3888021316 = 16791^2 + 62354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4169958997 is a prime.

It is a super-2 number, since 2×4169958997² = 34777116073322492018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4169958967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50853118 + ... + 50853199.

It is an arithmetic number, because the mean of its divisors is an integer number (1067916339).

Almost surely, 2^4169958997 is an apocalyptic number.

It is an amenable number.

4169958997 is a deficient number, since it is larger than the sum of its proper divisors (101706359).

4169958997 is a wasteful number, since it uses less digits than its factorization.

4169958997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101706358.

The product of its digits is 44089920, while the sum is 67.

The square root of 4169958997 is about 64575.2196821660. The cubic root of 4169958997 is about 1609.5726907595.

The spelling of 4169958997 in words is "four billion, one hundred sixty-nine million, nine hundred fifty-eight thousand, nine hundred ninety-seven".