1061158377 has 16 divisors (see below), whose sum is σ = 1498936320. Its totient is φ = 665455872.

The previous prime is 1061158367. The next prime is 1061158381. The reversal of 1061158377 is 7738511601.

It is not a de Polignac number, because 1061158377 - 2⁷ = 1061158249 is a prime.

It is a super-2 number, since 2×1061158377² = 2252114202154548258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061158367) 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, 109543 + ... + 118835.

It is an arithmetic number, because the mean of its divisors is an integer number (93683520).

Almost surely, 2^1061158377 is an apocalyptic number.

1061158377 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1061158377 is a deficient number, since it is larger than the sum of its proper divisors (437777943).

1061158377 is a wasteful number, since it uses less digits than its factorization.

1061158377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11552.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 1061158377 is about 32575.4259680514. The cubic root of 1061158377 is about 1019.9841010594.

Adding to 1061158377 its reverse (7738511601), we get a palindrome (8799669978).

The spelling of 1061158377 in words is "one billion, sixty-one million, one hundred fifty-eight thousand, three hundred seventy-seven".