400102133 has 8 divisors (see below), whose sum is σ = 423952320. Its totient is φ = 376531200.

The previous prime is 400102121. The next prime is 400102139. The reversal of 400102133 is 331201004.

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

It is a cyclic number.

It is not a de Polignac number, because 400102133 - 2¹⁸ = 399839989 is a prime.

It is a super-2 number, since 2×400102133² = 320163433662299378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400102139) 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 7 ways as a sum of consecutive naturals, for example, 66860 + ... + 72597.

It is an arithmetic number, because the mean of its divisors is an integer number (52994040).

Almost surely, 2^400102133 is an apocalyptic number.

It is an amenable number.

400102133 is a deficient number, since it is larger than the sum of its proper divisors (23850187).

400102133 is a wasteful number, since it uses less digits than its factorization.

400102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139627.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 400102133 is about 20002.5531620341. The cubic root of 400102133 is about 736.8690045897.

Adding to 400102133 its reverse (331201004), we get a palindrome (731303137).

The spelling of 400102133 in words is "four hundred million, one hundred two thousand, one hundred thirty-three".