141798077 has 4 divisors (see below), whose sum is σ = 142251420. Its totient is φ = 141344736.

The previous prime is 141798073. The next prime is 141798079. The reversal of 141798077 is 770897141.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74459641 + 67338436 = 8629^2 + 8206^2 .

It is a cyclic number.

It is not a de Polignac number, because 141798077 - 2² = 141798073 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141798073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226202 + ... + 226827.

It is an arithmetic number, because the mean of its divisors is an integer number (35562855).

Almost surely, 2^141798077 is an apocalyptic number.

It is an amenable number.

141798077 is a deficient number, since it is larger than the sum of its proper divisors (453343).

141798077 is an equidigital number, since it uses as much as digits as its factorization.

141798077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453342.

The product of its (nonzero) digits is 98784, while the sum is 44.

The square root of 141798077 is about 11907.8997728399. The cubic root of 141798077 is about 521.4629378416.

The spelling of 141798077 in words is "one hundred forty-one million, seven hundred ninety-eight thousand, seventy-seven".