1499497461 has 288 divisors, whose sum is σ = 3274992000. Its totient is φ = 670602240.

The previous prime is 1499497459. The next prime is 1499497501. The reversal of 1499497461 is 1647949941.

1499497461 is a `hidden beast` number, since 1 + 4 + 9 + 94 + 97 + 461 = 666.

It is not a de Polignac number, because 1499497461 - 2¹ = 1499497459 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1499497398 and 1499497407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499497451) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 51706795 + ... + 51706823.

It is an arithmetic number, because the mean of its divisors is an integer number (11371500).

Almost surely, 2^1499497461 is an apocalyptic number.

1499497461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1499497461 is an abundant number, since it is smaller than the sum of its proper divisors (1775494539).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1499497461 is a wasteful number, since it uses less digits than its factorization.

1499497461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 86 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 1499497461 is about 38723.3451679991. The cubic root of 1499497461 is about 1144.5863919299.

The spelling of 1499497461 in words is "one billion, four hundred ninety-nine million, four hundred ninety-seven thousand, four hundred sixty-one".