141633881 has 2 divisors, whose sum is σ = 141633882. Its totient is φ = 141633880.

The previous prime is 141633857. The next prime is 141633893. The reversal of 141633881 is 188336141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133171600 + 8462281 = 11540^2 + 2909^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141633881 is a prime.

It is a super-2 number, since 2×141633881² = 40120312494244322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (141633181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70816940 + 70816941.

It is an arithmetic number, because the mean of its divisors is an integer number (70816941).

Almost surely, 2^141633881 is an apocalyptic number.

It is an amenable number.

141633881 is a deficient number, since it is larger than the sum of its proper divisors (1).

141633881 is an equidigital number, since it uses as much as digits as its factorization.

141633881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 35.

The square root of 141633881 is about 11901.0033610616. The cubic root of 141633881 is about 521.2615829748.

It can be divided in two parts, 1416338 and 81, that multiplied together give a triangular number (114723378 = T₁₅₁₄₇).

The spelling of 141633881 in words is "one hundred forty-one million, six hundred thirty-three thousand, eight hundred eighty-one".