1038715155 has 12 divisors (see below), whose sum is σ = 1800439680. Its totient is φ = 553981392.

The previous prime is 1038715103. The next prime is 1038715177. The reversal of 1038715155 is 5515178301.

It is not a de Polignac number, because 1038715155 - 2¹² = 1038711059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11541235 + ... + 11541324.

It is an arithmetic number, because the mean of its divisors is an integer number (150036640).

Almost surely, 2^1038715155 is an apocalyptic number.

1038715155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1038715155 is a deficient number, since it is larger than the sum of its proper divisors (761724525).

1038715155 is a wasteful number, since it uses less digits than its factorization.

1038715155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23082570 (or 23082567 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 36.

The square root of 1038715155 is about 32229.1041606806. The cubic root of 1038715155 is about 1012.7420034239.

The spelling of 1038715155 in words is "one billion, thirty-eight million, seven hundred fifteen thousand, one hundred fifty-five".