2973163541 has 4 divisors (see below), whose sum is σ = 3148055532. Its totient is φ = 2798271552.

The previous prime is 2973163537. The next prime is 2973163559. The reversal of 2973163541 is 1453613792.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2278630225 + 694533316 = 47735^2 + 26354^2 .

It is a cyclic number.

It is not a de Polignac number, because 2973163541 - 2² = 2973163537 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 (2973163561) 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, 87445970 + ... + 87446003.

It is an arithmetic number, because the mean of its divisors is an integer number (787013883).

Almost surely, 2^2973163541 is an apocalyptic number.

It is an amenable number.

2973163541 is a deficient number, since it is larger than the sum of its proper divisors (174891991).

2973163541 is a wasteful number, since it uses less digits than its factorization.

2973163541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174891990.

The product of its digits is 136080, while the sum is 41.

The square root of 2973163541 is about 54526.7231823076. The cubic root of 2973163541 is about 1437.9361414446.

The spelling of 2973163541 in words is "two billion, nine hundred seventy-three million, one hundred sixty-three thousand, five hundred forty-one".