1146462521 has 4 divisors (see below), whose sum is σ = 1157177232. Its totient is φ = 1135747812.

The previous prime is 1146462511. The next prime is 1146462529. The reversal of 1146462521 is 1252646411.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1252646411 = 17 ⋅73685083.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146462521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146462529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5357195 + ... + 5357408.

It is an arithmetic number, because the mean of its divisors is an integer number (289294308).

Almost surely, 2^1146462521 is an apocalyptic number.

It is an amenable number.

1146462521 is a deficient number, since it is larger than the sum of its proper divisors (10714711).

1146462521 is a wasteful number, since it uses less digits than its factorization.

1146462521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10714710.

The product of its digits is 11520, while the sum is 32.

The square root of 1146462521 is about 33859.4524616096. The cubic root of 1146462521 is about 1046.6141947789.

The spelling of 1146462521 in words is "one billion, one hundred forty-six million, four hundred sixty-two thousand, five hundred twenty-one".