1040157254173 has 2 divisors, whose sum is σ = 1040157254174. Its totient is φ = 1040157254172.

The previous prime is 1040157254119. The next prime is 1040157254183. The reversal of 1040157254173 is 3714527510401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1016866526404 + 23290727769 = 1008398^2 + 152613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040157254173 - 2²¹ = 1040155157021 is a prime.

It is a super-2 number, since 2×1040157254173² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040157254183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520078627086 + 520078627087.

It is an arithmetic number, because the mean of its divisors is an integer number (520078627087).

Almost surely, 2^{1040157254173} is an apocalyptic number.

It is an amenable number.

1040157254173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040157254173 is an equidigital number, since it uses as much as digits as its factorization.

1040157254173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 1040157254173 in words is "one trillion, forty billion, one hundred fifty-seven million, two hundred fifty-four thousand, one hundred seventy-three".