155234101403 has 2 divisors, whose sum is σ = 155234101404. Its totient is φ = 155234101402.

The previous prime is 155234101357. The next prime is 155234101439. The reversal of 155234101403 is 304101432551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155234101403 - 2⁸ = 155234101147 is a prime.

It is not a weakly prime, because it can be changed into another prime (155234101453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77617050701 + 77617050702.

It is an arithmetic number, because the mean of its divisors is an integer number (77617050702).

Almost surely, 2^155234101403 is an apocalyptic number.

155234101403 is a deficient number, since it is larger than the sum of its proper divisors (1).

155234101403 is an equidigital number, since it uses as much as digits as its factorization.

155234101403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 155234101403 its reverse (304101432551), we get a palindrome (459335533954).

The spelling of 155234101403 in words is "one hundred fifty-five billion, two hundred thirty-four million, one hundred one thousand, four hundred three".