4000035131 has 2 divisors, whose sum is σ = 4000035132. Its totient is φ = 4000035130.

The previous prime is 4000035119. The next prime is 4000035161. The reversal of 4000035131 is 1315300004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000035131 is a prime.

It is a super-2 number, since 2×4000035131² = 32000562098468374322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4000035161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000017565 + 2000017566.

It is an arithmetic number, because the mean of its divisors is an integer number (2000017566).

Almost surely, 2^4000035131 is an apocalyptic number.

4000035131 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000035131 is an equidigital number, since it uses as much as digits as its factorization.

4000035131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 4000035131 is about 63245.8309376990. The cubic root of 4000035131 is about 1587.4056992035.

Adding to 4000035131 its reverse (1315300004), we get a palindrome (5315335135).

The spelling of 4000035131 in words is "four billion, thirty-five thousand, one hundred thirty-one".