1341400551 has 12 divisors (see below), whose sum is σ = 1887623352. Its totient is φ = 847199664.

The previous prime is 1341400537. The next prime is 1341400561. The reversal of 1341400551 is 1550041431.

It is a happy number.

It is not a de Polignac number, because 1341400551 - 2⁵ = 1341400519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341400531) 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 11 ways as a sum of consecutive naturals, for example, 618216 + ... + 620381.

It is an arithmetic number, because the mean of its divisors is an integer number (157301946).

Almost surely, 2^1341400551 is an apocalyptic number.

1341400551 is a deficient number, since it is larger than the sum of its proper divisors (546222801).

1341400551 is a wasteful number, since it uses less digits than its factorization.

1341400551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238638 (or 1238619 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1341400551 is about 36625.1355082817. The cubic root of 1341400551 is about 1102.8577349093.

Adding to 1341400551 its reverse (1550041431), we get a palindrome (2891441982).

The spelling of 1341400551 in words is "one billion, three hundred forty-one million, four hundred thousand, five hundred fifty-one".