1423123124 has 6 divisors (see below), whose sum is σ = 2490465474. Its totient is φ = 711561560.

The previous prime is 1423123111. The next prime is 1423123133. The reversal of 1423123124 is 4213213241.

It can be written as a sum of positive squares in only one way, i.e., 1403851024 + 19272100 = 37468^2 + 4390^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1423123124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177890387 + ... + 177890394.

It is an arithmetic number, because the mean of its divisors is an integer number (415077579).

Almost surely, 2^1423123124 is an apocalyptic number.

It is an amenable number.

1423123124 is a deficient number, since it is larger than the sum of its proper divisors (1067342350).

1423123124 is a wasteful number, since it uses less digits than its factorization.

1423123124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355780785 (or 355780783 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 1423123124 is about 37724.3041552790. The cubic root of 1423123124 is about 1124.8142900698.

Adding to 1423123124 its reverse (4213213241), we get a palindrome (5636336365).

The spelling of 1423123124 in words is "one billion, four hundred twenty-three million, one hundred twenty-three thousand, one hundred twenty-four".