149041821143 has 2 divisors, whose sum is σ = 149041821144. Its totient is φ = 149041821142.

The previous prime is 149041821139. The next prime is 149041821197. The reversal of 149041821143 is 341128140941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149041821143 - 2² = 149041821139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149041821097 and 149041821106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149041821343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74520910571 + 74520910572.

It is an arithmetic number, because the mean of its divisors is an integer number (74520910572).

Almost surely, 2^149041821143 is an apocalyptic number.

149041821143 is a deficient number, since it is larger than the sum of its proper divisors (1).

149041821143 is an equidigital number, since it uses as much as digits as its factorization.

149041821143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 149041821143 in words is "one hundred forty-nine billion, forty-one million, eight hundred twenty-one thousand, one hundred forty-three".