40140430111131 has 32 divisors (see below), whose sum is σ = 65033123493888. Its totient is φ = 21498553128960.

The previous prime is 40140430111129. The next prime is 40140430111139. The reversal of 40140430111131 is 13111103404104.

It is not a de Polignac number, because 40140430111131 - 2¹ = 40140430111129 is a prime.

It is a super-2 number, since 2×40140430111131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40140430111139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233188195 + ... + 233360268.

It is an arithmetic number, because the mean of its divisors is an integer number (2032285109184).

Almost surely, 2^{40140430111131} is an apocalyptic number.

40140430111131 is a deficient number, since it is larger than the sum of its proper divisors (24892693382757).

40140430111131 is a wasteful number, since it uses less digits than its factorization.

40140430111131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466548731.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 40140430111131 its reverse (13111103404104), we get a palindrome (53251533515235).

The spelling of 40140430111131 in words is "forty trillion, one hundred forty billion, four hundred thirty million, one hundred eleven thousand, one hundred thirty-one".