4492191137 has 4 divisors (see below), whose sum is σ = 5133932736. Its totient is φ = 3850449540.

The previous prime is 4492191101. The next prime is 4492191173. The reversal of 4492191137 is 7311912944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (4492191101) and next prime (4492191173).

It is not a de Polignac number, because 4492191137 - 2¹² = 4492187041 is a prime.

It is a super-2 number, since 2×4492191137² = 40359562422682705538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4492191094 and 4492191103.

It is not an unprimeable number, because it can be changed into a prime (4492190137) 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, 320870789 + ... + 320870802.

It is an arithmetic number, because the mean of its divisors is an integer number (1283483184).

Almost surely, 2^4492191137 is an apocalyptic number.

It is an amenable number.

4492191137 is a deficient number, since it is larger than the sum of its proper divisors (641741599).

4492191137 is an equidigital number, since it uses as much as digits as its factorization.

4492191137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641741598.

The product of its digits is 54432, while the sum is 41.

The square root of 4492191137 is about 67023.8102244270. The cubic root of 4492191137 is about 1650.0080975421.

The spelling of 4492191137 in words is "four billion, four hundred ninety-two million, one hundred ninety-one thousand, one hundred thirty-seven".