140451102 has 24 divisors (see below), whose sum is σ = 331975800. Its totient is φ = 42560880.

The previous prime is 140451083. The next prime is 140451107. The reversal of 140451102 is 201154041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140451107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354477 + ... + 354872.

It is an arithmetic number, because the mean of its divisors is an integer number (13832325).

Almost surely, 2^140451102 is an apocalyptic number.

140451102 is an abundant number, since it is smaller than the sum of its proper divisors (191524698).

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

140451102 is a wasteful number, since it uses less digits than its factorization.

140451102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709368 (or 709365 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 140451102 is about 11851.2067739956. The cubic root of 140451102 is about 519.8065133202.

The spelling of 140451102 in words is "one hundred forty million, four hundred fifty-one thousand, one hundred two".