1128461835 has 32 divisors (see below), whose sum is σ = 1823572800. Its totient is φ = 595865088.

The previous prime is 1128461821. The next prime is 1128461837. The reversal of 1128461835 is 5381648211.

It is not a de Polignac number, because 1128461835 - 2²¹ = 1126364683 is a prime.

It is a super-2 number, since 2×1128461835² = 2546852226103134450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1128461793 and 1128461802.

It is not an unprimeable number, because it can be changed into a prime (1128461837) 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, 821209 + ... + 822581.

It is an arithmetic number, because the mean of its divisors is an integer number (56986650).

Almost surely, 2^1128461835 is an apocalyptic number.

1128461835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1128461835 is a deficient number, since it is larger than the sum of its proper divisors (695110965).

1128461835 is a wasteful number, since it uses less digits than its factorization.

1128461835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887.

The product of its digits is 46080, while the sum is 39.

The square root of 1128461835 is about 33592.5860123927. The cubic root of 1128461835 is about 1041.1076201785.

The spelling of 1128461835 in words is "one billion, one hundred twenty-eight million, four hundred sixty-one thousand, eight hundred thirty-five".