1400203023 has 8 divisors (see below), whose sum is σ = 1910354688. Its totient is φ = 911760024.

The previous prime is 1400202971. The next prime is 1400203073. The reversal of 1400203023 is 3203020041.

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

It is not a de Polignac number, because 1400203023 - 2⁶ = 1400202959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1400202993 and 1400203011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400203073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5427015 + ... + 5427272.

It is an arithmetic number, because the mean of its divisors is an integer number (238794336).

Almost surely, 2^1400203023 is an apocalyptic number.

1400203023 is a deficient number, since it is larger than the sum of its proper divisors (510151665).

1400203023 is a wasteful number, since it uses less digits than its factorization.

1400203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10854333.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1400203023 is about 37419.2867783447. The cubic root of 1400203023 is about 1118.7430155593.

Adding to 1400203023 its reverse (3203020041), we get a palindrome (4603223064).

The spelling of 1400203023 in words is "one billion, four hundred million, two hundred three thousand, twenty-three".