1454689743 has 16 divisors (see below), whose sum is σ = 2145241056. Its totient is φ = 870998400.

The previous prime is 1454689741. The next prime is 1454689759. The reversal of 1454689743 is 3479864541.

It is a happy number.

It is not a de Polignac number, because 1454689743 - 2¹ = 1454689741 is a prime.

It is a super-2 number, since 2×1454689743² = 4232244496778812098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454689741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502608 + ... + 505493.

It is an arithmetic number, because the mean of its divisors is an integer number (134077566).

Almost surely, 2^1454689743 is an apocalyptic number.

1454689743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1454689743 is a deficient number, since it is larger than the sum of its proper divisors (690551313).

1454689743 is a wasteful number, since it uses less digits than its factorization.

1454689743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008154.

The product of its digits is 2903040, while the sum is 51.

The square root of 1454689743 is about 38140.3951605119. The cubic root of 1454689743 is about 1133.0701336229.

The spelling of 1454689743 in words is "one billion, four hundred fifty-four million, six hundred eighty-nine thousand, seven hundred forty-three".