145293686120203 has 2 divisors, whose sum is σ = 145293686120204. Its totient is φ = 145293686120202.

The previous prime is 145293686120189. The next prime is 145293686120281. The reversal of 145293686120203 is 302021686392541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145293686120203 is a prime.

It is a super-2 number, since 2×145293686120203² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145293606120203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72646843060101 + 72646843060102.

It is an arithmetic number, because the mean of its divisors is an integer number (72646843060102).

Almost surely, 2^{145293686120203} is an apocalyptic number.

145293686120203 is a deficient number, since it is larger than the sum of its proper divisors (1).

145293686120203 is an equidigital number, since it uses as much as digits as its factorization.

145293686120203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 145293686120203 in words is "one hundred forty-five trillion, two hundred ninety-three billion, six hundred eighty-six million, one hundred twenty thousand, two hundred three".