140867049 has 16 divisors (see below), whose sum is σ = 199257408. Its totient is φ = 88215552.

The previous prime is 140867047. The next prime is 140867059. The reversal of 140867049 is 940768041.

It is a happy number.

It is not a de Polignac number, because 140867049 - 2¹ = 140867047 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140866998 and 140867016.

It is not an unprimeable number, because it can be changed into a prime (140867047) 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, 27034 + ... + 31820.

It is an arithmetic number, because the mean of its divisors is an integer number (12453588).

Almost surely, 2^140867049 is an apocalyptic number.

It is an amenable number.

140867049 is a deficient number, since it is larger than the sum of its proper divisors (58390359).

140867049 is a wasteful number, since it uses less digits than its factorization.

140867049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5384.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 140867049 is about 11868.7425197449. The cubic root of 140867049 is about 520.3191445715.

The spelling of 140867049 in words is "one hundred forty million, eight hundred sixty-seven thousand, forty-nine".