145014769771 has 2 divisors, whose sum is σ = 145014769772. Its totient is φ = 145014769770.

The previous prime is 145014769759. The next prime is 145014769789. The reversal of 145014769771 is 177967410541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145014769771 - 2¹³ = 145014761579 is a prime.

It is a super-2 number, since 2×145014769771² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145014769171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72507384885 + 72507384886.

It is an arithmetic number, because the mean of its divisors is an integer number (72507384886).

Almost surely, 2^145014769771 is an apocalyptic number.

145014769771 is a deficient number, since it is larger than the sum of its proper divisors (1).

145014769771 is an equidigital number, since it uses as much as digits as its factorization.

145014769771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1481760, while the sum is 52.

The spelling of 145014769771 in words is "one hundred forty-five billion, fourteen million, seven hundred sixty-nine thousand, seven hundred seventy-one".