1497699434 has 32 divisors (see below), whose sum is σ = 2948313600. Its totient is φ = 552806640.

The previous prime is 1497699421. The next prime is 1497699451. The reversal of 1497699434 is 4349967941.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1497699434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253004 + ... + 258855.

It is an arithmetic number, because the mean of its divisors is an integer number (92134800).

Almost surely, 2^1497699434 is an apocalyptic number.

1497699434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1497699434 is a deficient number, since it is larger than the sum of its proper divisors (1450614166).

1497699434 is a wasteful number, since it uses less digits than its factorization.

1497699434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511898.

The product of its digits is 5878656, while the sum is 56.

The square root of 1497699434 is about 38700.1218861130. The cubic root of 1497699434 is about 1144.1287229640.

The spelling of 1497699434 in words is "one billion, four hundred ninety-seven million, six hundred ninety-nine thousand, four hundred thirty-four".