4031154423157 has 2 divisors, whose sum is σ = 4031154423158. Its totient is φ = 4031154423156.

The previous prime is 4031154423103. The next prime is 4031154423161. The reversal of 4031154423157 is 7513244511304.

4031154423157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3075372498276 + 955781924881 = 1753674^2 + 977641^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031154423157 - 2³¹ = 4029006939509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4031154421157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2015577211578 + 2015577211579.

It is an arithmetic number, because the mean of its divisors is an integer number (2015577211579).

Almost surely, 2^{4031154423157} is an apocalyptic number.

It is an amenable number.

4031154423157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031154423157 is an equidigital number, since it uses as much as digits as its factorization.

4031154423157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 4031154423157 in words is "four trillion, thirty-one billion, one hundred fifty-four million, four hundred twenty-three thousand, one hundred fifty-seven".