3691531114 has 4 divisors (see below), whose sum is σ = 5537296674. Its totient is φ = 1845765556.

The previous prime is 3691531049. The next prime is 3691531117. The reversal of 3691531114 is 4111351963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4111351963 = 83 ⋅49534361.

It can be written as a sum of positive squares in only one way, i.e., 2528380089 + 1163151025 = 50283^2 + 34105^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3691531114.

It is not an unprimeable number, because it can be changed into a prime (3691531117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 922882777 + ... + 922882780.

Almost surely, 2^3691531114 is an apocalyptic number.

3691531114 is a deficient number, since it is larger than the sum of its proper divisors (1845765560).

3691531114 is a wasteful number, since it uses less digits than its factorization.

3691531114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845765559.

The product of its digits is 9720, while the sum is 34.

The square root of 3691531114 is about 60757.9716086704. The cubic root of 3691531114 is about 1545.4994128459.

The spelling of 3691531114 in words is "three billion, six hundred ninety-one million, five hundred thirty-one thousand, one hundred fourteen".