140102033 has 8 divisors (see below), whose sum is σ = 141703368. Its totient is φ = 138507264.

The previous prime is 140102023. The next prime is 140102057. The reversal of 140102033 is 330201041.

It can be written as a sum of positive squares in 4 ways, for example, as 45468049 + 94633984 = 6743^2 + 9728^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140102033 - 2²⁶ = 72993169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140101999 and 140102017.

It is not an unprimeable number, because it can be changed into a prime (140102003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50285 + ... + 52997.

It is an arithmetic number, because the mean of its divisors is an integer number (17712921).

Almost surely, 2^140102033 is an apocalyptic number.

It is an amenable number.

140102033 is a deficient number, since it is larger than the sum of its proper divisors (1601335).

140102033 is a wasteful number, since it uses less digits than its factorization.

140102033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 140102033 is about 11836.4704620930. The cubic root of 140102033 is about 519.3755237789.

Adding to 140102033 its reverse (330201041), we get a palindrome (470303074).

The spelling of 140102033 in words is "one hundred forty million, one hundred two thousand, thirty-three".