149004211473541 has 4 divisors (see below), whose sum is σ = 149710392570784. Its totient is φ = 148298030376300.

The previous prime is 149004211473419. The next prime is 149004211473647. The reversal of 149004211473541 is 145374112400941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149004211473541 is a prime.

It is a super-4 number, since 4×149004211473541⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149004211473491 and 149004211473500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149004211473941) 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, 353090548305 + ... + 353090548726.

It is an arithmetic number, because the mean of its divisors is an integer number (37427598142696).

Almost surely, 2^{149004211473541} is an apocalyptic number.

It is an amenable number.

149004211473541 is a deficient number, since it is larger than the sum of its proper divisors (706181097243).

149004211473541 is an equidigital number, since it uses as much as digits as its factorization.

149004211473541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706181097242.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 149004211473541 in words is "one hundred forty-nine trillion, four billion, two hundred eleven million, four hundred seventy-three thousand, five hundred forty-one".