1146041521 has 2 divisors, whose sum is σ = 1146041522. Its totient is φ = 1146041520.

The previous prime is 1146041513. The next prime is 1146041537. The reversal of 1146041521 is 1251406411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1136431521 + 9610000 = 33711^2 + 3100^2 .

It is an emirp because it is prime and its reverse (1251406411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1146041521 - 2³ = 1146041513 is a prime.

It is a super-2 number, since 2×1146041521² = 2626822335711986882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1146041581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573020760 + 573020761.

It is an arithmetic number, because the mean of its divisors is an integer number (573020761).

Almost surely, 2^1146041521 is an apocalyptic number.

It is an amenable number.

1146041521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146041521 is an equidigital number, since it uses as much as digits as its factorization.

1146041521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1146041521 is about 33853.2350152833. The cubic root of 1146041521 is about 1046.4860677465.

Adding to 1146041521 its reverse (1251406411), we get a palindrome (2397447932).

The spelling of 1146041521 in words is "one billion, one hundred forty-six million, forty-one thousand, five hundred twenty-one".