145123431334 has 8 divisors (see below), whose sum is σ = 248783025168. Its totient is φ = 62195756280.

The previous prime is 145123431227. The next prime is 145123431347. The reversal of 145123431334 is 433134321541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 145123431334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5182979677 + ... + 5182979704.

It is an arithmetic number, because the mean of its divisors is an integer number (31097878146).

Almost surely, 2^145123431334 is an apocalyptic number.

145123431334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145123431334 is a deficient number, since it is larger than the sum of its proper divisors (103659593834).

145123431334 is a wasteful number, since it uses less digits than its factorization.

145123431334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10365959390.

The product of its digits is 51840, while the sum is 34.

Adding to 145123431334 its reverse (433134321541), we get a palindrome (578257752875).

The spelling of 145123431334 in words is "one hundred forty-five billion, one hundred twenty-three million, four hundred thirty-one thousand, three hundred thirty-four".