1550161541 has 8 divisors (see below), whose sum is σ = 1694294784. Its totient is φ = 1411911360.

The previous prime is 1550161523. The next prime is 1550161577. The reversal of 1550161541 is 1451610551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1550161541 - 2²⁶ = 1483052677 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 (1550161441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470215 + ... + 1471268.

It is an arithmetic number, because the mean of its divisors is an integer number (211786848).

Almost surely, 2^1550161541 is an apocalyptic number.

It is an amenable number.

1550161541 is a deficient number, since it is larger than the sum of its proper divisors (144133243).

1550161541 is a wasteful number, since it uses less digits than its factorization.

1550161541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941531.

The product of its (nonzero) digits is 3000, while the sum is 29.

The square root of 1550161541 is about 39372.0908893597. The cubic root of 1550161541 is about 1157.3347302782.

The spelling of 1550161541 in words is "one billion, five hundred fifty million, one hundred sixty-one thousand, five hundred forty-one".