1078544157 has 16 divisors (see below), whose sum is σ = 1486152192. Its totient is φ = 695036160.

The previous prime is 1078544153. The next prime is 1078544161. The reversal of 1078544157 is 7514458701.

It is an interprime number because it is at equal distance from previous prime (1078544153) and next prime (1078544161).

It is not a de Polignac number, because 1078544157 - 2² = 1078544153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078544153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80953 + ... + 93329.

It is an arithmetic number, because the mean of its divisors is an integer number (92884512).

Almost surely, 2^1078544157 is an apocalyptic number.

It is an amenable number.

1078544157 is a deficient number, since it is larger than the sum of its proper divisors (407608035).

1078544157 is a wasteful number, since it uses less digits than its factorization.

1078544157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13348.

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 1078544157 is about 32841.1960348584. The cubic root of 1078544157 is about 1025.5243502377.

It can be divided in two parts, 1078544 and 157, that added together give a palindrome (1078701).

The spelling of 1078544157 in words is "one billion, seventy-eight million, five hundred forty-four thousand, one hundred fifty-seven".