403231243069 has 2 divisors, whose sum is σ = 403231243070. Its totient is φ = 403231243068.

The previous prime is 403231243049. The next prime is 403231243081. The reversal of 403231243069 is 960342132304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403208490169 + 22752900 = 634987^2 + 4770^2 .

It is a cyclic number.

It is not a de Polignac number, because 403231243069 - 2⁷ = 403231242941 is a prime.

It is a super-2 number, since 2×403231243069² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403231243039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201615621534 + 201615621535.

It is an arithmetic number, because the mean of its divisors is an integer number (201615621535).

Almost surely, 2^403231243069 is an apocalyptic number.

It is an amenable number.

403231243069 is a deficient number, since it is larger than the sum of its proper divisors (1).

403231243069 is an equidigital number, since it uses as much as digits as its factorization.

403231243069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 403231243069 in words is "four hundred three billion, two hundred thirty-one million, two hundred forty-three thousand, sixty-nine".