153103743 has 32 divisors (see below), whose sum is σ = 250891200. Its totient is φ = 91663488.

The previous prime is 153103739. The next prime is 153103757. The reversal of 153103743 is 347301351.

153103743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 153103743 - 2² = 153103739 is a prime.

It is a super-2 number, since 2×153103743² = 46881512241220098, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153103723) 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, 7093 + ... + 18881.

It is an arithmetic number, because the mean of its divisors is an integer number (7840350).

Almost surely, 2^153103743 is an apocalyptic number.

153103743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

153103743 is a deficient number, since it is larger than the sum of its proper divisors (97787457).

153103743 is a wasteful number, since it uses less digits than its factorization.

153103743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11848 (or 11842 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 153103743 is about 12373.5097284481. The cubic root of 153103743 is about 534.9689829749.

The spelling of 153103743 in words is "one hundred fifty-three million, one hundred three thousand, seven hundred forty-three".