1400022055 has 4 divisors (see below), whose sum is σ = 1680026472. Its totient is φ = 1120017640.

The previous prime is 1400022053. The next prime is 1400022059. The reversal of 1400022055 is 5502200041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1400022055 - 2¹ = 1400022053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400022053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140002201 + ... + 140002210.

It is an arithmetic number, because the mean of its divisors is an integer number (420006618).

Almost surely, 2^1400022055 is an apocalyptic number.

1400022055 is a deficient number, since it is larger than the sum of its proper divisors (280004417).

1400022055 is an equidigital number, since it uses as much as digits as its factorization.

1400022055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280004416.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1400022055 is about 37416.8685889132. The cubic root of 1400022055 is about 1118.6948164993.

Adding to 1400022055 its reverse (5502200041), we get a palindrome (6902222096).

The spelling of 1400022055 in words is "one billion, four hundred million, twenty-two thousand, fifty-five".