141653657 has 2 divisors, whose sum is σ = 141653658. Its totient is φ = 141653656.

The previous prime is 141653621. The next prime is 141653731. The reversal of 141653657 is 756356141.

141653657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99520576 + 42133081 = 9976^2 + 6491^2 .

It is a cyclic number.

It is not a de Polignac number, because 141653657 - 2⁶ = 141653593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141653657.

It is not a weakly prime, because it can be changed into another prime (141653857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70826828 + 70826829.

It is an arithmetic number, because the mean of its divisors is an integer number (70826829).

Almost surely, 2^141653657 is an apocalyptic number.

It is an amenable number.

141653657 is a deficient number, since it is larger than the sum of its proper divisors (1).

141653657 is an equidigital number, since it uses as much as digits as its factorization.

141653657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 141653657 is about 11901.8341863765. The cubic root of 141653657 is about 521.2858426817.

The spelling of 141653657 in words is "one hundred forty-one million, six hundred fifty-three thousand, six hundred fifty-seven".