140538775 has 48 divisors (see below), whose sum is σ = 196862400. Its totient is φ = 98841600.

The previous prime is 140538757. The next prime is 140538793. The reversal of 140538775 is 577835041.

It is an interprime number because it is at equal distance from previous prime (140538757) and next prime (140538793).

It is not a de Polignac number, because 140538775 - 2¹¹ = 140536727 is a prime.

It is a super-2 number, since 2×140538775² = 39502294557001250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 706126 + ... + 706324.

It is an arithmetic number, because the mean of its divisors is an integer number (4101300).

Almost surely, 2^140538775 is an apocalyptic number.

140538775 is a deficient number, since it is larger than the sum of its proper divisors (56323625).

140538775 is a wasteful number, since it uses less digits than its factorization.

140538775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 140538775 is about 11854.9051029521. The cubic root of 140538775 is about 519.9146494532.

The spelling of 140538775 in words is "one hundred forty million, five hundred thirty-eight thousand, seven hundred seventy-five".