140341019 has 16 divisors (see below), whose sum is σ = 174003648. Its totient is φ = 110218752.

The previous prime is 140340961. The next prime is 140341031. The reversal of 140341019 is 910143041.

It is a de Polignac number, because none of the positive numbers 2^k-140341019 is a prime.

It is a super-2 number, since 2×140341019² = 39391203227916722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140340985 and 140341003.

It is not an unprimeable number, because it can be changed into a prime (140341079) 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, 6839 + ... + 18095.

It is an arithmetic number, because the mean of its divisors is an integer number (10875228).

Almost surely, 2^140341019 is an apocalyptic number.

140341019 is a deficient number, since it is larger than the sum of its proper divisors (33662629).

140341019 is a wasteful number, since it uses less digits than its factorization.

140341019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11414.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 140341019 is about 11846.5614842451. The cubic root of 140341019 is about 519.6706728844.

The spelling of 140341019 in words is "one hundred forty million, three hundred forty-one thousand, nineteen".