1400255011 has 4 divisors (see below), whose sum is σ = 1414119024. Its totient is φ = 1386391000.

The previous prime is 1400254987. The next prime is 1400255039. The reversal of 1400255011 is 1105520041.

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

It is a cyclic number.

It is not a de Polignac number, because 1400255011 - 2¹¹ = 1400252963 is a prime.

It is a super-2 number, since 2×1400255011² = 3921428191661220242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400255011.

It is not an unprimeable number, because it can be changed into a prime (1400255081) 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, 6931855 + ... + 6932056.

It is an arithmetic number, because the mean of its divisors is an integer number (353529756).

Almost surely, 2^1400255011 is an apocalyptic number.

1400255011 is a deficient number, since it is larger than the sum of its proper divisors (13864013).

1400255011 is a wasteful number, since it uses less digits than its factorization.

1400255011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13864012.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1400255011 is about 37419.9814404016. The cubic root of 1400255011 is about 1118.7568612877.

Adding to 1400255011 its reverse (1105520041), we get a palindrome (2505775052).

The spelling of 1400255011 in words is "one billion, four hundred million, two hundred fifty-five thousand, eleven".