1400052123 has 12 divisors (see below), whose sum is σ = 2056574520. Its totient is φ = 917547936.

The previous prime is 1400052103. The next prime is 1400052131. The reversal of 1400052123 is 3212500041.

1400052123 is a `hidden beast` number, since 140 + 0 + 0 + 521 + 2 + 3 = 666.

It is not a de Polignac number, because 1400052123 - 2⁵ = 1400052091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1400052096 and 1400052105.

It is not an unprimeable number, because it can be changed into a prime (1400052103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1317786 + ... + 1318847.

It is an arithmetic number, because the mean of its divisors is an integer number (171381210).

Almost surely, 2^1400052123 is an apocalyptic number.

1400052123 is a deficient number, since it is larger than the sum of its proper divisors (656522397).

1400052123 is a wasteful number, since it uses less digits than its factorization.

1400052123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636698 (or 2636695 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1400052123 is about 37417.2703841421. The cubic root of 1400052123 is about 1118.7028251052.

Adding to 1400052123 its reverse (3212500041), we get a palindrome (4612552164).

The spelling of 1400052123 in words is "one billion, four hundred million, fifty-two thousand, one hundred twenty-three".