1551655341 has 12 divisors (see below), whose sum is σ = 2242480032. Its totient is φ = 1033883016.

The previous prime is 1551655333. The next prime is 1551655351. The reversal of 1551655341 is 1435561551.

1551655341 is a `hidden beast` number, since 1 + 55 + 16 + 553 + 41 = 666.

It is not a de Polignac number, because 1551655341 - 2³ = 1551655333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1551655296 and 1551655305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551655351) 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 11 ways as a sum of consecutive naturals, for example, 28041 + ... + 62366.

It is an arithmetic number, because the mean of its divisors is an integer number (186873336).

Almost surely, 2^1551655341 is an apocalyptic number.

It is an amenable number.

1551655341 is a deficient number, since it is larger than the sum of its proper divisors (690824691).

1551655341 is a wasteful number, since it uses less digits than its factorization.

1551655341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92320 (or 92317 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The square root of 1551655341 is about 39391.0566118757. The cubic root of 1551655341 is about 1157.7063628572.

The spelling of 1551655341 in words is "one billion, five hundred fifty-one million, six hundred fifty-five thousand, three hundred forty-one".