142403134401 has 32 divisors (see below), whose sum is σ = 230551228800. Its totient is φ = 86153149440.

The previous prime is 142403134399. The next prime is 142403134403. The reversal of 142403134401 is 104431304241.

142403134401 is a `hidden beast` number, since 1 + 4 + 240 + 3 + 13 + 4 + 401 = 666.

It is an interprime number because it is at equal distance from previous prime (142403134399) and next prime (142403134403).

It is not a de Polignac number, because 142403134401 - 2¹ = 142403134399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (142403134403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252336 + ... + 590321.

It is an arithmetic number, because the mean of its divisors is an integer number (7204725900).

Almost surely, 2^142403134401 is an apocalyptic number.

142403134401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

142403134401 is a deficient number, since it is larger than the sum of its proper divisors (88148094399).

142403134401 is a wasteful number, since it uses less digits than its factorization.

142403134401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843246 (or 843240 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 142403134401 its reverse (104431304241), we get a palindrome (246834438642).

The spelling of 142403134401 in words is "one hundred forty-two billion, four hundred three million, one hundred thirty-four thousand, four hundred one".