1406741457 has 8 divisors (see below), whose sum is σ = 2046169440. Its totient is φ = 852570560.

The previous prime is 1406741419. The next prime is 1406741477. The reversal of 1406741457 is 7541476041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1406741457 - 2¹² = 1406737361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1406741417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21314232 + ... + 21314297.

It is an arithmetic number, because the mean of its divisors is an integer number (255771180).

Almost surely, 2^1406741457 is an apocalyptic number.

It is an amenable number.

1406741457 is a deficient number, since it is larger than the sum of its proper divisors (639427983).

1406741457 is a wasteful number, since it uses less digits than its factorization.

1406741457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42628543.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 1406741457 is about 37506.5521875845. The cubic root of 1406741457 is about 1120.4816850817.

The spelling of 1406741457 in words is "one billion, four hundred six million, seven hundred forty-one thousand, four hundred fifty-seven".