1246454397 has 24 divisors (see below), whose sum is σ = 1913620800. Its totient is φ = 779580288.

The previous prime is 1246454381. The next prime is 1246454411. The reversal of 1246454397 is 7934546421.

1246454397 is a `hidden beast` number, since 12 + 4 + 6 + 4 + 543 + 97 = 666.

It is not a de Polignac number, because 1246454397 - 2⁴ = 1246454381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246454897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17772 + ... + 52997.

It is an arithmetic number, because the mean of its divisors is an integer number (79734200).

Almost surely, 2^1246454397 is an apocalyptic number.

It is an amenable number.

1246454397 is a deficient number, since it is larger than the sum of its proper divisors (667166403).

1246454397 is a wasteful number, since it uses less digits than its factorization.

1246454397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70897 (or 70894 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 1246454397 is about 35305.1610533078. The cubic root of 1246454397 is about 1076.1978778272.

The spelling of 1246454397 in words is "one billion, two hundred forty-six million, four hundred fifty-four thousand, three hundred ninety-seven".