423112155520403 has 2 divisors, whose sum is σ = 423112155520404. Its totient is φ = 423112155520402.

The previous prime is 423112155520361. The next prime is 423112155520409. The reversal of 423112155520403 is 304025551211324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423112155520403 - 2³⁶ = 423043436043667 is a prime.

It is a super-2 number, since 2×423112155520403² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423112155520409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211556077760201 + 211556077760202.

It is an arithmetic number, because the mean of its divisors is an integer number (211556077760202).

Almost surely, 2^{423112155520403} is an apocalyptic number.

423112155520403 is a deficient number, since it is larger than the sum of its proper divisors (1).

423112155520403 is an equidigital number, since it uses as much as digits as its factorization.

423112155520403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 423112155520403 in words is "four hundred twenty-three trillion, one hundred twelve billion, one hundred fifty-five million, five hundred twenty thousand, four hundred three".