1451505212 has 6 divisors (see below), whose sum is σ = 2540134128. Its totient is φ = 725752604.

The previous prime is 1451505179. The next prime is 1451505217. The reversal of 1451505212 is 2125051541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451505217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181438148 + ... + 181438155.

It is an arithmetic number, because the mean of its divisors is an integer number (423355688).

Almost surely, 2^1451505212 is an apocalyptic number.

It is an amenable number.

1451505212 is a deficient number, since it is larger than the sum of its proper divisors (1088628916).

1451505212 is a wasteful number, since it uses less digits than its factorization.

1451505212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362876307 (or 362876305 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1451505212 is about 38098.6248045779. The cubic root of 1451505212 is about 1132.2427101759.

Adding to 1451505212 its reverse (2125051541), we get a palindrome (3576556753).

The spelling of 1451505212 in words is "one billion, four hundred fifty-one million, five hundred five thousand, two hundred twelve".