7473103157 has 8 divisors (see below), whose sum is σ = 8265470136. Its totient is φ = 6711809472.

The previous prime is 7473103129. The next prime is 7473103163. The reversal of 7473103157 is 7513013747.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1593127396 + 5879975761 = 39914^2 + 76681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7473103157 - 2¹⁴ = 7473086773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7473103157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7473102157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7767818 + ... + 7768779.

It is an arithmetic number, because the mean of its divisors is an integer number (1033183767).

Almost surely, 2^7473103157 is an apocalyptic number.

It is an amenable number.

7473103157 is a deficient number, since it is larger than the sum of its proper divisors (792366979).

7473103157 is a wasteful number, since it uses less digits than its factorization.

7473103157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15536647.

The product of its (nonzero) digits is 61740, while the sum is 38.

The square root of 7473103157 is about 86447.1119066450. Note that the first 3 decimals coincide. The cubic root of 7473103157 is about 1955.0910715615.

The spelling of 7473103157 in words is "seven billion, four hundred seventy-three million, one hundred three thousand, one hundred fifty-seven".