140322130 has 32 divisors (see below), whose sum is σ = 279370224. Its totient is φ = 50409216.

The previous prime is 140322121. The next prime is 140322137. The reversal of 140322130 is 31223041.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 32182929 + 108139201 = 5673^2 + 10399^2 .

It is not an unprimeable number, because it can be changed into a prime (140322137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9777 + ... + 19396.

Almost surely, 2^140322130 is an apocalyptic number.

140322130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140322130 is a deficient number, since it is larger than the sum of its proper divisors (139048094).

140322130 is a wasteful number, since it uses less digits than its factorization.

140322130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29230.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 140322130 is about 11845.7642218643. The cubic root of 140322130 is about 519.6473570597.

Adding to 140322130 its reverse (31223041), we get a palindrome (171545171).

The spelling of 140322130 in words is "one hundred forty million, three hundred twenty-two thousand, one hundred thirty".