140193825 has 12 divisors (see below), whose sum is σ = 231787248. Its totient is φ = 74770000.

The previous prime is 140193821. The next prime is 140193829. The reversal of 140193825 is 528391041.

It is an interprime number because it is at equal distance from previous prime (140193821) and next prime (140193829).

It is not a de Polignac number, because 140193825 - 2² = 140193821 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140193821) 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, 934551 + ... + 934700.

It is an arithmetic number, because the mean of its divisors is an integer number (19315604).

Almost surely, 2^140193825 is an apocalyptic number.

140193825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140193825 is a deficient number, since it is larger than the sum of its proper divisors (91593423).

140193825 is a wasteful number, since it uses less digits than its factorization.

140193825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869264 (or 1869259 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 140193825 is about 11840.3473344324. The cubic root of 140193825 is about 519.4889271061.

The spelling of 140193825 in words is "one hundred forty million, one hundred ninety-three thousand, eight hundred twenty-five".