1402101423 has 6 divisors (see below), whose sum is σ = 2025257624. Its totient is φ = 934734276.

The previous prime is 1402101419. The next prime is 1402101427. The reversal of 1402101423 is 3241012041.

1402101423 is a `hidden beast` number, since 140 + 2 + 101 + 423 = 666.

It is an interprime number because it is at equal distance from previous prime (1402101419) and next prime (1402101427).

It is not a de Polignac number, because 1402101423 - 2² = 1402101419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1402101396 and 1402101405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402101427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77894515 + ... + 77894532.

Almost surely, 2^1402101423 is an apocalyptic number.

1402101423 is a deficient number, since it is larger than the sum of its proper divisors (623156201).

1402101423 is a wasteful number, since it uses less digits than its factorization.

1402101423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155789053 (or 155789050 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1402101423 is about 37444.6447840008. The cubic root of 1402101423 is about 1119.2483857568.

Adding to 1402101423 its reverse (3241012041), we get a palindrome (4643113464).

The spelling of 1402101423 in words is "one billion, four hundred two million, one hundred one thousand, four hundred twenty-three".