1157969654 has 16 divisors (see below), whose sum is σ = 1864325808. Its totient is φ = 537460992.

The previous prime is 1157969639. The next prime is 1157969669. The reversal of 1157969654 is 4569697511.

It is an interprime number because it is at equal distance from previous prime (1157969639) and next prime (1157969669).

It is a junction number, because it is equal to n+sod(n) for n = 1157969596 and 1157969605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230792 + ... + 235755.

It is an arithmetic number, because the mean of its divisors is an integer number (116520363).

Almost surely, 2^1157969654 is an apocalyptic number.

1157969654 is a deficient number, since it is larger than the sum of its proper divisors (706356154).

1157969654 is a wasteful number, since it uses less digits than its factorization.

1157969654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466639.

The product of its digits is 2041200, while the sum is 53.

The square root of 1157969654 is about 34028.9531722620. The cubic root of 1157969654 is about 1050.1041934396.

The spelling of 1157969654 in words is "one billion, one hundred fifty-seven million, nine hundred sixty-nine thousand, six hundred fifty-four".