1400021505133 has 8 divisors (see below), whose sum is σ = 1411114698752. Its totient is φ = 1388929396176.

The previous prime is 1400021505131. The next prime is 1400021505143. The reversal of 1400021505133 is 3315051200041.

It is a happy number.

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 1400021505133 - 2¹ = 1400021505131 is a prime.

It is a super-3 number, since 3×1400021505133³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1400021505098 and 1400021505107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400021505131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2426416 + ... + 2947462.

It is an arithmetic number, because the mean of its divisors is an integer number (176389337344).

Almost surely, 2^{1400021505133} is an apocalyptic number.

It is an amenable number.

1400021505133 is a deficient number, since it is larger than the sum of its proper divisors (11093193619).

1400021505133 is a wasteful number, since it uses less digits than its factorization.

1400021505133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542331.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 1400021505133 its reverse (3315051200041), we get a palindrome (4715072705174).

The spelling of 1400021505133 in words is "one trillion, four hundred billion, twenty-one million, five hundred five thousand, one hundred thirty-three".