141697638 has 24 divisors (see below), whose sum is σ = 307600176. Its totient is φ = 47142000.

The previous prime is 141697631. The next prime is 141697651. The reversal of 141697638 is 836796141.

It is a happy number.

141697638 is a `hidden beast` number, since 1 + 4 + 1 + 6 + 9 + 7 + 638 = 666.

It is a super-2 number, since 2×141697638² = 40156441229558088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 141697593 and 141697602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141697631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2463 + ... + 17013.

It is an arithmetic number, because the mean of its divisors is an integer number (12816674).

Almost surely, 2^141697638 is an apocalyptic number.

141697638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

141697638 is an abundant number, since it is smaller than the sum of its proper divisors (165902538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141697638 is a wasteful number, since it uses less digits than its factorization.

141697638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15100 (or 15097 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 141697638 is about 11903.6816993735. The cubic root of 141697638 is about 521.3397871657.

The spelling of 141697638 in words is "one hundred forty-one million, six hundred ninety-seven thousand, six hundred thirty-eight".