1343794551 has 32 divisors (see below), whose sum is σ = 2066254080. Its totient is φ = 768268800.

The previous prime is 1343794537. The next prime is 1343794583. The reversal of 1343794551 is 1554973431.

It is not a de Polignac number, because 1343794551 - 2⁷ = 1343794423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343793551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146661 + ... + 155553.

It is an arithmetic number, because the mean of its divisors is an integer number (64570440).

Almost surely, 2^1343794551 is an apocalyptic number.

1343794551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1343794551 is a deficient number, since it is larger than the sum of its proper divisors (722459529).

1343794551 is a wasteful number, since it uses less digits than its factorization.

1343794551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9167.

The product of its digits is 226800, while the sum is 42.

The square root of 1343794551 is about 36657.8034120977. The cubic root of 1343794551 is about 1103.5134357213.

The spelling of 1343794551 in words is "one billion, three hundred forty-three million, seven hundred ninety-four thousand, five hundred fifty-one".