1400242132 has 6 divisors (see below), whose sum is σ = 2450423738. Its totient is φ = 700121064.

The previous prime is 1400242091. The next prime is 1400242133. The reversal of 1400242132 is 2312420041.

It can be written as a sum of positive squares in only one way, i.e., 1376855236 + 23386896 = 37106^2 + 4836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400242133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175030263 + ... + 175030270.

Almost surely, 2^1400242132 is an apocalyptic number.

It is an amenable number.

1400242132 is a deficient number, since it is larger than the sum of its proper divisors (1050181606).

1400242132 is a wasteful number, since it uses less digits than its factorization.

1400242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350060537 (or 350060535 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1400242132 is about 37419.8093528014. The cubic root of 1400242132 is about 1118.7534313139.

Adding to 1400242132 its reverse (2312420041), we get a palindrome (3712662173).

The spelling of 1400242132 in words is "one billion, four hundred million, two hundred forty-two thousand, one hundred thirty-two".