1629048541 has 2 divisors, whose sum is σ = 1629048542. Its totient is φ = 1629048540.

The previous prime is 1629048539. The next prime is 1629048559. The reversal of 1629048541 is 1458409261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1611701316 + 17347225 = 40146^2 + 4165^2 .

It is a cyclic number.

It is not a de Polignac number, because 1629048541 - 2¹ = 1629048539 is a prime.

Together with 1629048539, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1629048494 and 1629048503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1627048541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814524270 + 814524271.

It is an arithmetic number, because the mean of its divisors is an integer number (814524271).

Almost surely, 2^1629048541 is an apocalyptic number.

It is an amenable number.

1629048541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1629048541 is an equidigital number, since it uses as much as digits as its factorization.

1629048541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 1629048541 is about 40361.4734740941. The cubic root of 1629048541 is about 1176.6428905449.

The spelling of 1629048541 in words is "one billion, six hundred twenty-nine million, forty-eight thousand, five hundred forty-one".