1346401155 has 32 divisors (see below), whose sum is σ = 2359300608. Its totient is φ = 650240000.

The previous prime is 1346401153. The next prime is 1346401157. The reversal of 1346401155 is 5511046431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1346401153) and next prime (1346401157).

It is not a de Polignac number, because 1346401155 - 2¹ = 1346401153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1346401153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26530 + ... + 58280.

It is an arithmetic number, because the mean of its divisors is an integer number (73728144).

Almost surely, 2^1346401155 is an apocalyptic number.

1346401155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1346401155 is a deficient number, since it is larger than the sum of its proper divisors (1012899453).

1346401155 is a wasteful number, since it uses less digits than its factorization.

1346401155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32027.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1346401155 is about 36693.3393819641. The cubic root of 1346401155 is about 1104.2264823954.

Adding to 1346401155 its reverse (5511046431), we get a palindrome (6857447586).

The spelling of 1346401155 in words is "one billion, three hundred forty-six million, four hundred one thousand, one hundred fifty-five".