145412223314 has 4 divisors (see below), whose sum is σ = 218118334974. Its totient is φ = 72706111656.

The previous prime is 145412223241. The next prime is 145412223391. The reversal of 145412223314 is 413322214541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 413322214541 = 23 ⋅17970531067.

It can be written as a sum of positive squares in only one way, i.e., 122406917689 + 23005305625 = 349867^2 + 151675^2 .

It is a super-2 number, since 2×145412223314² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36353055827 + ... + 36353055830.

Almost surely, 2^145412223314 is an apocalyptic number.

145412223314 is a deficient number, since it is larger than the sum of its proper divisors (72706111660).

145412223314 is an equidigital number, since it uses as much as digits as its factorization.

145412223314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72706111659.

The product of its digits is 23040, while the sum is 32.

Adding to 145412223314 its reverse (413322214541), we get a palindrome (558734437855).

The spelling of 145412223314 in words is "one hundred forty-five billion, four hundred twelve million, two hundred twenty-three thousand, three hundred fourteen".