145403140027 has 2 divisors, whose sum is σ = 145403140028. Its totient is φ = 145403140026.

The previous prime is 145403140007. The next prime is 145403140033. The reversal of 145403140027 is 720041304541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145403140027 - 2¹⁹ = 145402615739 is a prime.

It is a super-2 number, since 2×145403140027² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145403140007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72701570013 + 72701570014.

It is an arithmetic number, because the mean of its divisors is an integer number (72701570014).

Almost surely, 2^145403140027 is an apocalyptic number.

145403140027 is a deficient number, since it is larger than the sum of its proper divisors (1).

145403140027 is an equidigital number, since it uses as much as digits as its factorization.

145403140027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 145403140027 its reverse (720041304541), we get a palindrome (865444444568).

The spelling of 145403140027 in words is "one hundred forty-five billion, four hundred three million, one hundred forty thousand, twenty-seven".