141220477 has 8 divisors (see below), whose sum is σ = 144458496. Its totient is φ = 137992272.

The previous prime is 141220463. The next prime is 141220481. The reversal of 141220477 is 774022141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141220477 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 (141220577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32103 + ... + 36235.

It is an arithmetic number, because the mean of its divisors is an integer number (18057312).

Almost surely, 2^141220477 is an apocalyptic number.

It is an amenable number.

141220477 is a deficient number, since it is larger than the sum of its proper divisors (3238019).

141220477 is an equidigital number, since it uses as much as digits as its factorization.

141220477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4907.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 141220477 is about 11883.6222171525. The cubic root of 141220477 is about 520.7539322557.

The spelling of 141220477 in words is "one hundred forty-one million, two hundred twenty thousand, four hundred seventy-seven".