141554261 has 2 divisors, whose sum is σ = 141554262. Its totient is φ = 141554260.

The previous prime is 141554251. The next prime is 141554269. The reversal of 141554261 is 162455141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141467236 + 87025 = 11894^2 + 295^2 .

It is a cyclic number.

It is not a de Polignac number, because 141554261 - 2⁶ = 141554197 is a prime.

It is a super-2 number, since 2×141554261² = 40075217614512242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141554269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70777130 + 70777131.

It is an arithmetic number, because the mean of its divisors is an integer number (70777131).

Almost surely, 2^141554261 is an apocalyptic number.

It is an amenable number.

141554261 is a deficient number, since it is larger than the sum of its proper divisors (1).

141554261 is an equidigital number, since it uses as much as digits as its factorization.

141554261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 29.

The square root of 141554261 is about 11897.6577947090. The cubic root of 141554261 is about 521.1638883028.

The spelling of 141554261 in words is "one hundred forty-one million, five hundred fifty-four thousand, two hundred sixty-one".