141291263 has 4 divisors (see below), whose sum is σ = 143079840. Its totient is φ = 139502688.

The previous prime is 141291221. The next prime is 141291287. The reversal of 141291263 is 362192141.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141291263 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 (141291463) 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, 894170 + ... + 894327.

It is an arithmetic number, because the mean of its divisors is an integer number (35769960).

Almost surely, 2^141291263 is an apocalyptic number.

141291263 is a deficient number, since it is larger than the sum of its proper divisors (1788577).

141291263 is an equidigital number, since it uses as much as digits as its factorization.

141291263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788576.

The product of its digits is 2592, while the sum is 29.

The square root of 141291263 is about 11886.6001447008. The cubic root of 141291263 is about 520.8409260859.

The spelling of 141291263 in words is "one hundred forty-one million, two hundred ninety-one thousand, two hundred sixty-three".