140122900 has 36 divisors (see below), whose sum is σ = 317292192. Its totient is φ = 53611360.

The previous prime is 140122897. The next prime is 140122903. The reversal of 140122900 is 9221041.

It is an interprime number because it is at equal distance from previous prime (140122897) and next prime (140122903).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140122903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28162 + ... + 32761.

It is an arithmetic number, because the mean of its divisors is an integer number (8813672).

Almost surely, 2^140122900 is an apocalyptic number.

140122900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140122900 is an abundant number, since it is smaller than the sum of its proper divisors (177169292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140122900 is a wasteful number, since it uses less digits than its factorization.

140122900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60960 (or 60953 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 140122900 is about 11837.3518998127. The cubic root of 140122900 is about 519.4013080135.

Adding to 140122900 its reverse (9221041), we get a palindrome (149343941).

The spelling of 140122900 in words is "one hundred forty million, one hundred twenty-two thousand, nine hundred".