1423091039745 has 16 divisors (see below), whose sum is σ = 2288387606400. Its totient is φ = 755167906944.

The previous prime is 1423091039723. The next prime is 1423091039749. The reversal of 1423091039745 is 5479301903241.

It is not a de Polignac number, because 1423091039745 - 2⁶ = 1423091039681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1423091039694 and 1423091039703.

It is not an unprimeable number, because it can be changed into a prime (1423091039749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238370724 + ... + 238376693.

It is an arithmetic number, because the mean of its divisors is an integer number (143024225400).

Almost surely, 2^{1423091039745} is an apocalyptic number.

1423091039745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423091039745 is a deficient number, since it is larger than the sum of its proper divisors (865296566655).

1423091039745 is a wasteful number, since it uses less digits than its factorization.

1423091039745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476747624.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 1423091039745 in words is "one trillion, four hundred twenty-three billion, ninety-one million, thirty-nine thousand, seven hundred forty-five".